Quiz 6 2006 key - Quiz 6 Fall 2006 Bio 181, Sections 7, 8H...

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Quiz 6 Fall 2006 Bio 181, Sections 7, 8H Key Correct answers are highlighted in Bold font 1. True or false: An allosteric effector (positive or negative) most often binds at the active site of an enzyme. False 2. True or false: Allosteric regulators work by changing the shape of an enzyme so that its affinity for its substrate is altered. True 3. True or false: Allosteric regulators and substrates most often bind reversibly to an enzyme True 4. Which of the following statements about "food" molecules is true? a. "Food" molecules like glucose can only be broken down by prokaryotic cells b. “Food" molecules like glucose contain energy that can be released all at once or in small steps c. "Food" molecules like glucose can only be broken down in the presence of oxygen d. The only type of "food" molecule that eukaryotic cells can utilize is glucose 5. Which of the following statements about glucose metabolism is consistent with the second law of thermodynamics? a. Glucose is the only fuel source that can be broken down by cells with 100% efficiency, so all its energy is captured in ATP b. Glucose is broken down by prokaryotic cells at 100% efficiency, so all of its energy is captured in
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This test prep was uploaded on 04/02/2008 for the course BIO 181 taught by Professor Jorstad during the Fall '07 term at University of Arizona- Tucson.

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Quiz 6 2006 key - Quiz 6 Fall 2006 Bio 181, Sections 7, 8H...

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