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28

Dec 13, 2025

12 pages

Exploring Biological Organization and Biomolecules' Functions

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Julissa

@ulissaabrera_awnn

Life is fascinating! From tiny cells to complex organisms, biology... Show more

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pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Characteristics of Life

Ever wondered what makes something "alive"? Living things share seven key characteristics: organization, homeostasis, metabolism, reproduction, growth and development, response to stimuli, and evolution in populations.

Biology organizes life into different levels, from smallest to largest. At the microscopic level, we have cells (the smallest living unit), which form tissues, which form organs, which work together as organ systems within an organism. Remember: cells only come from pre-existing cells!

The levels continue outward: organisms of the same species form a population, different populations create a community, and communities plus their environment form an ecosystem. All ecosystems together make up the entire biosphere - everything living on Earth!

Cool Fact: You're made of trillions of cells, but each one contains the complete instruction manual for your entire body!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Biomolecules: The Building Blocks of Life

Your body is built from four major types of biomolecules, each with its own special job. These are the construction materials that make you, you!

Carbohydrates are built from monosaccharides and provide quick energy for your cells (think glucose from the foods you eat). Proteins, made from amino acids, build muscles and can act as enzymes that control chemical reactions in your body.

Lipids (fats) are constructed from fatty acids and serve as long-term energy storage and form cell membranes. Nucleic acids like DNA and RNA are made of nucleotides and contain the genetic instructions for all your traits.

Remember This: Each biomolecule has a specific building block: monosaccharides for carbohydrates, amino acids for proteins, fatty acids for lipids, and nucleotides for nucleic acids.

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Enzymes: The Body's Workers

Enzymes are like tiny specialized tools in your body. Most are made of proteins, and they have a special spot called an active site where a specific substance (the substrate) fits perfectly - like a key in a lock.

What makes enzymes so important? They speed up chemical reactions in your cells and can either build up or break down substances. Without enzymes, these reactions would happen too slowly to support life!

Enzymes are picky about their working conditions. Each enzyme works best at a specific temperature and pH level. If conditions get too hot or the pH changes too much, the enzyme can denature - meaning it loses its shape and can't function anymore.

Think About It: Enzymes are why your stomach can digest that pizza in hours rather than weeks! Without digestive enzymes, food would take forever to break down.

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Prokaryotic vs. Eukaryotic Cells

All living things are made of cells, but not all cells are the same! There are two major types: prokaryotic cells and eukaryotic cells.

Prokaryotic cells are simpler and smaller. They have no nucleus and no membrane-bound organelles. Bacteria and archaea have these types of cells. They're like simple, single-room apartments with everything floating in one space.

Eukaryotic cells are more complex with a nucleus that houses DNA and various membrane-bound organelles. Plants, animals, fungi, and protists all have these cells. Think of them like houses with different rooms (organelles) for specific functions.

Good News: Despite their differences, both cell types share some important features: DNA, cytoplasm, cell membranes, and ribosomes. This shows their common evolutionary origin!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Cell Membranes and Transport

The cell membrane (also called plasma membrane) is like your cell's security guard, controlling what goes in and out. Every cell has one, even those with cell walls! This control is crucial for homeostasis - maintaining stable internal conditions.

The membrane is made of phospholipids with polar waterlovingwater-loving heads and nonpolar waterfearingwater-fearing tails. This special structure allows the membrane to be selective about what passes through.

Some molecules can move through the membrane without using energy - this is called passive transport. Examples include simple diffusion (small molecules moving directly through) and facilitated diffusion (larger molecules passing through special protein channels).

Real-World Example: When you smell cookies baking, that's like diffusion! Aroma molecules move from an area of high concentration (the oven) to low concentration (your nose).

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Understanding Cell Transport

In passive transport, molecules always move from areas of high concentration to areas of low concentration - this is called moving "with the gradient." It's like rolling downhill - no energy needed!

Simple diffusion happens when small molecules pass directly through the membrane. Facilitated diffusion uses protein channels but still moves with the concentration gradient, requiring no energy.

When cells need to move molecules against the concentration gradient (from low to high), they use active transport. This requires energy from ATP, like pushing a boulder uphill. Your cells use active transport for many important functions, like maintaining the right balance of sodium and potassium.

Try This: Next time you add food coloring to water, watch how it spreads from high to low concentration. That's diffusion in action!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Osmosis: Water Movement

Osmosis is a special type of diffusion that focuses specifically on water molecules moving across a semipermeable membrane. Water can travel directly through the membrane or through special protein channels called aquaporins.

Just like regular diffusion, water moves from areas with lots of water molecules (high water concentration) to areas with fewer water molecules (low water concentration). Another way to think about it: water flows toward areas with higher solute concentration.

This movement of water is crucial for cells. Too much water rushing in can make a cell burst, while too much water leaving can cause a cell to shrivel up. Your cells are constantly maintaining the right water balance.

Fun Fact: When you soak dried fruit in water, osmosis makes it plump up as water moves from high concentration (outside) to low concentration (inside the dried fruit).

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Cell Environments and Energy Production

Cells react differently depending on their environment. In a hypertonic solution (like saltwater), cells shrink as water leaves. In a hypotonic solution (like distilled water), cells swell as water enters. In an isotonic solution, cells maintain their normal size because water moves in and out equally.

All organisms need energy to survive, which they get through cellular respiration. This process breaks down glucose (sugar) to produce ATP - your cells' energy currency. In eukaryotes, this happens in the mitochondria.

The basic equation for cellular respiration is: Glucose + Oxygen → Carbon Dioxide + Water + Energy (ATP). When oxygen isn't available, some organisms can switch to fermentation to make ATP without oxygen.

Mind-Blowing Thought: Your cells perform cellular respiration right now as you read this, breaking down sugar and releasing the energy you need to blink, breathe, and think!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Photosynthesis and DNA

Have you noticed something cool about cellular respiration and photosynthesis? Their chemical equations are opposites! Photosynthesis uses carbon dioxide and water to produce glucose and oxygen, while cellular respiration does the reverse.

Plants and some other organisms perform photosynthesis in their chloroplasts, using sunlight to create sugar. This process is essential for life on Earth, as it provides both food (glucose) and oxygen.

Your DNA (deoxyribonucleic acid) contains all your genetic information and is found in nearly all your body cells. DNA is a nucleic acid made of units called nucleotides. Each nucleotide has three parts: a phosphate group, a deoxyribose sugar, and a nitrogenous base. It's the sequence of these bases that determines your genetic traits!

Amazing Connection: Photosynthesis captures energy from the sun, and cellular respiration releases that energy - they're like two sides of the same energy coin!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

DNA Structure and Chromosomes

DNA has a specific pairing system for its bases: Adenine always pairs with Thymine (remember: "Apples in the Tree"), and Cytosine always pairs with Guanine ("Cars in the Garage"). These consistent pairings help DNA maintain its famous double helix structure.

Your DNA isn't just floating around loosely in your cells. When cells prepare to divide, DNA gets tightly coiled and condensed into structures called chromosomes. This packaging makes your genetic material more portable during cell division.

Humans have 46 chromosomes in most body cells - 23 from your mother and 23 from your father. This explains why you might have your mom's eyes and your dad's smile! When your body makes new cells, all this genetic information needs to be accurately copied.

Think About It: If your DNA from just one cell was stretched out straight, it would be about 6 feet long! Coiling it into chromosomes is like neatly packing a 6-foot string into a microscopic container.



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The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

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This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

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Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

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I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️

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iOS user

Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades

Brad T

Android user

Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

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Aubrey

iOS user

Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀

Marco B

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!

Paul T

iOS user

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️

Thomas R

iOS user

Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades

Brad T

Android user

Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend

Aubrey

iOS user

Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀

Marco B

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!

Paul T

iOS user

 

Biology

28

Dec 13, 2025

12 pages

Exploring Biological Organization and Biomolecules' Functions

user profile picture

Julissa

@ulissaabrera_awnn

Life is fascinating! From tiny cells to complex organisms, biology helps us understand how living things work, grow, and interact with their environment. Let's explore the fundamental characteristics that make something "alive" and dive into the building blocks of life.

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

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Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Characteristics of Life

Ever wondered what makes something "alive"? Living things share seven key characteristics: organization, homeostasis, metabolism, reproduction, growth and development, response to stimuli, and evolution in populations.

Biology organizes life into different levels, from smallest to largest. At the microscopic level, we have cells (the smallest living unit), which form tissues, which form organs, which work together as organ systems within an organism. Remember: cells only come from pre-existing cells!

The levels continue outward: organisms of the same species form a population, different populations create a community, and communities plus their environment form an ecosystem. All ecosystems together make up the entire biosphere - everything living on Earth!

Cool Fact: You're made of trillions of cells, but each one contains the complete instruction manual for your entire body!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Biomolecules: The Building Blocks of Life

Your body is built from four major types of biomolecules, each with its own special job. These are the construction materials that make you, you!

Carbohydrates are built from monosaccharides and provide quick energy for your cells (think glucose from the foods you eat). Proteins, made from amino acids, build muscles and can act as enzymes that control chemical reactions in your body.

Lipids (fats) are constructed from fatty acids and serve as long-term energy storage and form cell membranes. Nucleic acids like DNA and RNA are made of nucleotides and contain the genetic instructions for all your traits.

Remember This: Each biomolecule has a specific building block: monosaccharides for carbohydrates, amino acids for proteins, fatty acids for lipids, and nucleotides for nucleic acids.

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

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Enzymes: The Body's Workers

Enzymes are like tiny specialized tools in your body. Most are made of proteins, and they have a special spot called an active site where a specific substance (the substrate) fits perfectly - like a key in a lock.

What makes enzymes so important? They speed up chemical reactions in your cells and can either build up or break down substances. Without enzymes, these reactions would happen too slowly to support life!

Enzymes are picky about their working conditions. Each enzyme works best at a specific temperature and pH level. If conditions get too hot or the pH changes too much, the enzyme can denature - meaning it loses its shape and can't function anymore.

Think About It: Enzymes are why your stomach can digest that pizza in hours rather than weeks! Without digestive enzymes, food would take forever to break down.

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

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Improve your grades

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By signing up you accept Terms of Service and Privacy Policy

Prokaryotic vs. Eukaryotic Cells

All living things are made of cells, but not all cells are the same! There are two major types: prokaryotic cells and eukaryotic cells.

Prokaryotic cells are simpler and smaller. They have no nucleus and no membrane-bound organelles. Bacteria and archaea have these types of cells. They're like simple, single-room apartments with everything floating in one space.

Eukaryotic cells are more complex with a nucleus that houses DNA and various membrane-bound organelles. Plants, animals, fungi, and protists all have these cells. Think of them like houses with different rooms (organelles) for specific functions.

Good News: Despite their differences, both cell types share some important features: DNA, cytoplasm, cell membranes, and ribosomes. This shows their common evolutionary origin!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Cell Membranes and Transport

The cell membrane (also called plasma membrane) is like your cell's security guard, controlling what goes in and out. Every cell has one, even those with cell walls! This control is crucial for homeostasis - maintaining stable internal conditions.

The membrane is made of phospholipids with polar waterlovingwater-loving heads and nonpolar waterfearingwater-fearing tails. This special structure allows the membrane to be selective about what passes through.

Some molecules can move through the membrane without using energy - this is called passive transport. Examples include simple diffusion (small molecules moving directly through) and facilitated diffusion (larger molecules passing through special protein channels).

Real-World Example: When you smell cookies baking, that's like diffusion! Aroma molecules move from an area of high concentration (the oven) to low concentration (your nose).

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Understanding Cell Transport

In passive transport, molecules always move from areas of high concentration to areas of low concentration - this is called moving "with the gradient." It's like rolling downhill - no energy needed!

Simple diffusion happens when small molecules pass directly through the membrane. Facilitated diffusion uses protein channels but still moves with the concentration gradient, requiring no energy.

When cells need to move molecules against the concentration gradient (from low to high), they use active transport. This requires energy from ATP, like pushing a boulder uphill. Your cells use active transport for many important functions, like maintaining the right balance of sodium and potassium.

Try This: Next time you add food coloring to water, watch how it spreads from high to low concentration. That's diffusion in action!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Osmosis: Water Movement

Osmosis is a special type of diffusion that focuses specifically on water molecules moving across a semipermeable membrane. Water can travel directly through the membrane or through special protein channels called aquaporins.

Just like regular diffusion, water moves from areas with lots of water molecules (high water concentration) to areas with fewer water molecules (low water concentration). Another way to think about it: water flows toward areas with higher solute concentration.

This movement of water is crucial for cells. Too much water rushing in can make a cell burst, while too much water leaving can cause a cell to shrivel up. Your cells are constantly maintaining the right water balance.

Fun Fact: When you soak dried fruit in water, osmosis makes it plump up as water moves from high concentration (outside) to low concentration (inside the dried fruit).

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Cell Environments and Energy Production

Cells react differently depending on their environment. In a hypertonic solution (like saltwater), cells shrink as water leaves. In a hypotonic solution (like distilled water), cells swell as water enters. In an isotonic solution, cells maintain their normal size because water moves in and out equally.

All organisms need energy to survive, which they get through cellular respiration. This process breaks down glucose (sugar) to produce ATP - your cells' energy currency. In eukaryotes, this happens in the mitochondria.

The basic equation for cellular respiration is: Glucose + Oxygen → Carbon Dioxide + Water + Energy (ATP). When oxygen isn't available, some organisms can switch to fermentation to make ATP without oxygen.

Mind-Blowing Thought: Your cells perform cellular respiration right now as you read this, breaking down sugar and releasing the energy you need to blink, breathe, and think!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Photosynthesis and DNA

Have you noticed something cool about cellular respiration and photosynthesis? Their chemical equations are opposites! Photosynthesis uses carbon dioxide and water to produce glucose and oxygen, while cellular respiration does the reverse.

Plants and some other organisms perform photosynthesis in their chloroplasts, using sunlight to create sugar. This process is essential for life on Earth, as it provides both food (glucose) and oxygen.

Your DNA (deoxyribonucleic acid) contains all your genetic information and is found in nearly all your body cells. DNA is a nucleic acid made of units called nucleotides. Each nucleotide has three parts: a phosphate group, a deoxyribose sugar, and a nitrogenous base. It's the sequence of these bases that determines your genetic traits!

Amazing Connection: Photosynthesis captures energy from the sun, and cellular respiration releases that energy - they're like two sides of the same energy coin!

pyiz
PS Another, Bidogy

Characteristics Of Life:
-Organization
Homeostasis
Metabolism
Reproduction
Grouth and Development
-Response to stim

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

DNA Structure and Chromosomes

DNA has a specific pairing system for its bases: Adenine always pairs with Thymine (remember: "Apples in the Tree"), and Cytosine always pairs with Guanine ("Cars in the Garage"). These consistent pairings help DNA maintain its famous double helix structure.

Your DNA isn't just floating around loosely in your cells. When cells prepare to divide, DNA gets tightly coiled and condensed into structures called chromosomes. This packaging makes your genetic material more portable during cell division.

Humans have 46 chromosomes in most body cells - 23 from your mother and 23 from your father. This explains why you might have your mom's eyes and your dad's smile! When your body makes new cells, all this genetic information needs to be accurately copied.

Think About It: If your DNA from just one cell was stretched out straight, it would be about 6 feet long! Coiling it into chromosomes is like neatly packing a 6-foot string into a microscopic container.

We thought you’d never ask...

What is the Knowunity AI companion?

Our AI companion is specifically built for the needs of students. Based on the millions of content pieces we have on the platform we can provide truly meaningful and relevant answers to students. But its not only about answers, the companion is even more about guiding students through their daily learning challenges, with personalised study plans, quizzes or content pieces in the chat and 100% personalisation based on the students skills and developments.

Where can I download the Knowunity app?

You can download the app in the Google Play Store and in the Apple App Store.

Is Knowunity really free of charge?

That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.

Can't find what you're looking for? Explore other subjects.

Students love us — and so will you.

4.9/5

App Store

4.8/5

Google Play

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️

Thomas R

iOS user

Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades

Brad T

Android user

Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend

Aubrey

iOS user

Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀

Marco B

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!

Paul T

iOS user

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

I think it’s very much worth it and you’ll end up using it a lot once you get the hang of it and even after looking at others notes you can still ask your Artificial intelligence buddy the question and ask to simplify it if you still don’t get it!!! In the end I think it’s worth it 😊👍 ⚠️Also DID I MENTION ITS FREEE YOU DON’T HAVE TO PAY FOR ANYTHING AND STILL GET YOUR GRADES IN PERFECTLY❗️❗️⚠️

Thomas R

iOS user

Knowunity is the BEST app I’ve used in a minute. This is not an ai review or anything this is genuinely coming from a 7th grade student (I know 2011 im young) but dude this app is a 10/10 i have maintained a 3.8 gpa and have plenty of time for gaming. I love it and my mom is just happy I got good grades

Brad T

Android user

Not only did it help me find the answer but it also showed me alternative ways to solve it. I was horrible in math and science but now I have an a in both subjects. Thanks for the help🤍🤍

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

I found this app a couple years ago and it has only gotten better since then. I really love it because it can help with written questions and photo questions. Also, it can find study guides that other people have made as well as flashcard sets and practice tests. The free version is also amazing for students who might not be able to afford it. Would 100% recommend

Aubrey

iOS user

Best app if you're in Highschool or Junior high. I have been using this app for 2 school years and it's the best, it's good if you don't have anyone to help you with school work.😋🩷🎀

Marco B

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This app is phenomenal down to the correct info and the various topics you can study! I greatly recommend it for people who struggle with procrastination and those who need homework help. It has been perfectly accurate for world 1 history as far as I’ve seen! Geometry too!

Paul T

iOS user