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Factors affecting osmosis in living tissue
- Words:
- 688
- Submitted:
- Thu Jul 11 2002
Have a little read: ... Year 10 Investigation Factors affecting osmosis in living tissue Osmosis is the diffusion of water molecules, from a high concentration (a dilute solution) to where there are few (a concentrated solution). This occurs over a partially permeable membrane. To investigate what factors affect osmosis in living tissue, I will be varying the concentration of the solutions that I will expose my living tissue to. My solutions will be between 0m - 2m, and I will have five samples. Method 1. I will begin by pouring an equal quantity of five different concentrations of solution into five different test tubes. I will then heat these test tubes in a water bath, at approximately 40?, (as a higher temperature would kill enzymes, and the tissue). 2. I will cut five cylinders out of my living tissue, with equal mass and similar surface area. I will record their mass, so I can compare the mass of the tissue after
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