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biology unit 9
Photosynthesis and Cellular respiration level 1
| Term | Definition |
|---|---|
| Autotroph | Organism that makes its own food |
| Heterotroph | organism that must consume other organisms for energy |
| ATP | useable cellular energy |
| Chloroplast | the organelle that performs photosynthesis |
| Chlorophyll | the green pigment that helps plants absorb sunlight |
| Photosynthesis | performed by autotrophs, the process of making sugar from sunlight |
| Pigment | group of molecules that help plants absorb light |
| Cellular respiration | the aerobic process of making ATP (cellular energy) from breaking down the carbohydrates |
| mitochondria | the organelle that performs cellular respiration and transforms energy from carbohydrates to ATP |
| Fermentation | the anaeribic process that produces less energy for cells when NO OXYGEN is present |