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Tiny Bubbles Biology Lab
Member rating: No Rating | Words: | Submitted: Tue Jun 20 2006
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Tiny Bubbles Biology Lab Purpose: The purpose of this lab is to design and conduct an experiment that explores the effect of temperature as a factor on the rate of the breakdown of hydrogen peroxide by yeast. Materials: * 500 mL of Hydrogen peroxide * Yeast suspension * 50 felt disks * 5 test tubes * Test tube stand * Glass marker * Ice cubes * Tap water * Hotplate * 2 beakers * Temperature probe * Laptop * Connecting wires * Stopwatch * Tongs * 1 graduated cylinder * Test tube brush * Paper and pencil Procedure: Set up: 1. Connect the temperature probe to the laptop. After putting on the laptop, open the program called LoggerPro. 2. Put on the hotplate and set it to power level 5. 3. Fill one beaker with 500 mL of tap water and set it on the hotplate. 4. With the glass marker, draw a horizontal line at the 3/4 mark on each test tube and place them in the test tube stand. 5....
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