- The first law of thermodynamics states that energy cannot be created or destroyed.
- The second law of thermodynamics states that energy cannot be converted without the loss of usable energy.
- Autotrophs make their own food, while heterotrophs need to ingest food to obtain energy.
- Photosynthesis is an anabolic process where light energy is converted to chemical energy, while cellular respiration is a catabolic process that breaks down organic molecules.
- Fermentation is a process that regenerates the cell's supply of NAD+ and produces a small amount of ATP when there is not enough oxygen.
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