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Sci. C&H Ch 2-1, 2-2

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 foudn in the chloroplasts of plants, algae, and some bacteria
stomata small openings on teh underside of aleaf through which oxygen and carbon dioxide can move
autotroph an organism that makes its own food
heterotroph an organism that cannot make its own food
respiration the process by which cells break down simple food molecules to release the energy they contain
fermentation the process by which cells break dwon molecules to release energy without using oxygen
Created by: Mrs. Whirledge