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Osmosis.
Member rating: No Rating | Words: | Submitted: Mon Oct 20 2003
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Definition Osmosis is the passage of water from a region of high water concentration through a semi-permeable membrane to a region of low water concentration. The definition contains three important statements: 1. Osmosis is the passage of water from a region of high water concentration through a semi-permeable membrane to a region of low water concentration. 2. Osmosis is the passage of water from a region of high water concentration through a semi-permeable membrane to a region of low water concentration. 3. Osmosis is the passage of water from a region of high water concentration through a semi-permeable membrane to a region of low water concentration. Explanation First the definition of osmosis: 1. Semi-permeable membranes are very thin layers of material (cell membranes are semi-permeable) which allow some things to pass through them but prevent other things from passing through. Cell membranes will allow small molecules like Oxygen, water, Carbon Dioxide, Ammonia, Glucose, amino-acids, etc. to pass through....
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