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Chapter 1
Cell structure and function
Question | Answer |
---|---|
Diffusion | Molecules move from an area of high concentration to an area of low concentration. |
Selectively permeable | Some substances can pass through the cell membrane while others can't. |
Osmosis | Diffusion of water molecules through a SP membrane. |
Passive transport | Movement of dissolved materials through a cell membrane with out cellular energy. |
Active transport | The movement of materials through a cell membrane using cellular energy. |