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cell communication
biology EOC study guide
| Question | Answer |
|---|---|
| what is homeostasis | maintainstable internal conditions |
| what is cell membrane | allow something to cross but not others |
| what is diffusion | movement of molecules from an area of higher concentration to an area of lower concentration |
| what is osmosis | the diffusion of water acrss the cell membrane |
| what is passive transport | diffusion and osmosis and other methods of transport that do not require energy |
| what is active transport | transport from areas of lower concentration to areas of higher concentration |