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Unit 3: Matter and energy in organisms

400 possible mastery points

About this unit

In this unit, you'll learn the basics of photosynthesis, cellular respiration, and biomolecules. You'll learn about the chemical processes that make life possible, and you might just come away with a new appreciation for the complexity of the natural world!

If I could use energy from the sun to make food inside of my cells, I'd make tiny pizzas.
How do organisms create so many different molecules using the same basic ingredients?


Level up on the above skills and collect up to 240 Mastery points
You need food because your cells need food. But how does a piece of bread get from your mouth to your muscles?
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 400 Mastery points!
Biology is brought to you with support from the Amgen Foundation