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Transcript
Logon to http://www.glencoe.com/sites/common_assets/science/virtual_labs/LS03/LS03.html Read the information that is listed in the box on the left of your computer screen. Use it to answer the following questions. 1. What is a selectively permeable membrane? 2. Water passing through the membrane is called ________________________. 3. When is equilibrium reached? 4. Define hypotonic in your own words. 5. What could happen to a cell if it is placed in a hypotonic solution? 6. Define isotonic in your own words. 7. Define hypertonic in your own words. 8. What would happen to a cell if it is placed in a hypertonic solution? Read the objectives for this lab. Read the Procedure for this lab and follow it. Fill in the chart as you go through the lab. Molecule Red Blood Red Blood Elodea: Name Cell: Cell: Movement of Movement of Appearance of Water IN/OUT Water IN/OUT Cells Hypotonic Solution Isotonic Solution Hypertonic Solution Elodea: Appearance of Cell Paramecium: Movement of Water IN/OUT Paramecium: Appearance of Cell
