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3.2-3.3 terms
3.2 through 3.3 science vocabulary terms
| Question | Answer |
|---|---|
| property of cell membrane that allows some things to pass through while others cant | selectively permeable |
| process by which molecules move from an area of higher concentration to an area of lower concentration | diffusion |
| diffusion of water molecules through a selectively permeable membrane | osmosis |
| movement of dissolved materials through a cell membrane without using cellular energy | passive transport |
| movement of materials through a cell membrane using cellular energy | active transport |
| process which a cell captures energy from sunlight and uses it to make food | photosynthesis |
| organism that can make its own food | autotroph |
| organism that cannot make its own food | heterotroph |
| colored chemical compounds that absorb light | pigment |
| main photosynthesis pigment | chlorophyll |
| small openings on the underside of a leaf | stomata |