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Chapter 1
Cell Structure and Function
Question | Answer |
---|---|
selectively permeable | means some substances can pass through the cell membrane and others cannot. |
Diffusion | the main method by which small molecules move across the cell membrane |
Passive Transport | the movement of dissolved materials through a cell membrane without using secular energy |
Active Transport | requires the cell to use secular energy to bring proteins through the cell membrane |
Osmosis | the diffusion of water molecules through a selectivly permeable membrane |