B3: Osmosis
- Created by: tobiano
- Created on: 24-04-14 20:30
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- Osmosis
- The movement of water in or out of cells through the cell membrane
- The water diffuses across a partially permeable membrane
- The cell membrane is partially permeable
- The water diffuses across a partially permeable membrane
- Random movement
- Requires no energy
- Osmosis refers to the movement of water molecules only
- The water moves along a concentration gradient
- From an area of high concentration to an area of low concentration
- The movement of water in or out of cells through the cell membrane
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