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3.2 & 3.3 Vocabulary

TermDefinition
Selectively Permeable some substances can pass through while other cannot
Diffusion process by which molecules move from an area of higher concentration to an area of lower concentration
Osmosis diffusion of water molecules through a selectively permeable membrane
Passive Transport movement of dissolved materials through a cell membrane without using cellular energy
Active Transport movement of materials through a cell membrane using cellular energy
Photosynthesis process by which a cell captures energy in sunlight and uses it to make food
Autotroph an organism that can makes its own food
Heterotroph an organism that cannot make its own food
Pigment colored chemical compound that absorbs light
Chlorophyll the main photosynthetic pigment in chloroplasts
Stomata small openings on the underside of the leaf
Created by: s730493
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