| A | B |
| Cellular Respiration | Changing glucose into usable energy |
| Aerobic | With oxygen |
| Anaerobic | Without oxygen |
| Glycolysis | Breaks down the glucose |
| Fermentation | Making ATP without oxygen |
| Krebs Cycle | Makes the ATP |
| Epidermis | Cells that cover and protect the leaf |
| Palisade Layer | Has most chloroplasts |
| Spongy Layer | Area of gas storage |
| Chloroplast | Organelle where the site of photosynthesis occurs |
| Stomata | Opening in the bottom of the leaf where gas exchange takes place |
| Energy | Ability to do work |
| Thermodynamics | Study of the flow and transformation of energy |
| Photosynthesis | Converts energy from the sun to chemical energy for use by cells |
| ATP | Biological molecule that provides chemical energy |
| Carbon dioxide and water use sunlight to create | Oxygen and glucose |