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Chapter 1
Cell Structure and Function
Question | Answer |
---|---|
Selectively Permeable | some substances can pass through the membrane while others cannot. |
Diffusion | the process by which molecules move from an area of higher concentration to an area of lower concentration |
osmosis | the diffusion of water molecules through a selectively permeable membrane |
passive transport | the movement of dissolved materials through a cell membrane without using cellular energy |
active transport | movement of materials through a cell membrane using cellular energy |