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Photosynthesis
Photosynthesis Vocabulary
| Term | Definition |
|---|---|
| photosynthesis | a series of chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen |
| cellular respiration | a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP |
| chloroplasts | the organelle in plants where photosynthesis occurs |
| chlorophyll | green pigment in plants that absorbs light energy used to carry out photosynthesis |
| mitochondria | organelle that is the site of cellular respiration which releases energy; called the powerhouse of the cell |
| glucose | a simple sugar that is an important source of energy |
| carbon dioxide | a gas that is needed by plants for photosynthesis and is a waste product of cellular respiration |
| oxygen | gas that is used in cellular respiration and is a waste product of photosynthesis |
| product | a substance produced in a chemical reaction; on the right side of the arrow |
| reactant | a chemical substance that is present at the start of a chemical reaction; on the left side of the arrow |
| Law of Conservation of Mass/Energy | mass and energy cannot be created or destroyed, they simply change form |