Prelab 7 - 2. What is the function of fermentation? Why...

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Prelab - Cellular Respiration Name: Tranace Griffin Answer the following questions and turn them into your TA at the beginning of discussion. 1. Yeast are facultative anaerbobes. What does this mean and why does this enable us to use them as a study organism in this experiment? a. This means they are capable of performing both aerobic and anaerobic respiration. Where able to use them as study organism in this experiment because our goal is to test for the products of CO 2 and ethanol in the yeast cultures under aerobic and anaerobic conditions.
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Unformatted text preview: 2. What is the function of fermentation? Why does a cell perform fermentation if it does not produce any ATP energy for the cell? a. To reduce the pyruvic acid produced in glycolysis with H+ from the NADH made in glycolysis in order to regenerate the NAD+ so that it can be reused in glycolysis which will continue. Performance of fermentation occurs to keep glycolysis going. 3. What is your hypothesis in the lentil experiment? What do you think the effects of freeze thawing will have on the lentils and why?...
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This note was uploaded on 07/27/2011 for the course BIOS 100 taught by Professor Kelso during the Summer '07 term at Ill. Chicago.

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