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photosynthesis the process by which plants and some other organisms capture the energy in sunlight and use it to make food
pigment a colored chemical compound that absorbs light
chlorophyll a green pigment found in the chloroplasts of plants, algae and some bacteria
stomata small openings on the underside of a leaf through which oxygen and carbon dioxide can move
respiration the process by which cells break down simple food molecules to release the energy they contain
fermentation the process by which cells break down molecules to release energy without oxygen
Created by: tleake