PRS questions for second midterm

PRS questions for second midterm - The formation of...

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1 The formation of glucose-6-phosphate from glucose is irreversible T rue Fa ls e 22% 78% 1. True 2. False The process of oxidation always requires molecular oxygen 95% 5% 1. True 2. False The regulatory site and catalytic site differ in Km. Which would be lower? R g u la tor y s ite C a ta lyt ic 69% 31% 1. Regulatory site 2. Catalytic site Glycolysis requires a continuous supply of NAD + 0% 100% 1. True 2. False The need for a continuous supply of NAD + is the primary purpose of fermentation 0% 100% 1. True 2. False ATP hydrolysis is actually intermediate in energy release between PEP and G-6-P 1% 99% 1. True 2. False
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2 The source of the energy to make ATP in substrate level phosphorylation is splitting of phosphate from a higher energy compound T rue Fa ls e 0% 100% 1. True 2. False Regulation of phosphofructokinase is an example of allosteric regulation 0% 100% 1. True 2. False Cholesterol always decreases the fluidity of the membrane 87% 13% 1. True 2. False How might a cell increase the fluidity of its membrane at low temperatures? S u b stitu t n s a tura . Subst itut sat ra ted f. 27% 73% 1. Substitute unsaturated fatty acids to its phospholipids 2. Substitute saturated fatty acids in its phospholipids The antigen in the blood group antigen (ABO) is Prote in Lip id Ca r bohyd ate 22% 67% 12% 1. Protein 2. Lipid 3. Carbohydrate Which class of proteins can be released from membrane by increasing the salt? Int gr l Pe rip he G PI -lin ke d 16% 24% 60% 1. Integral 2. Peripheral 3. GPI-linked
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3 Integral proteins may cross the bilayer multiple times T rue Fa ls e 11% 89% 1. True 2. False Which of the following amino acids would be least likely to appear in a transmembrane region? L uci n Lysine Valine a la ine 12% 13% 17% 59% 1. Leucine 2. Lysine 3. Valine 4. alanine Which of these is not true of lipid rafts The y are high in sph. . They h ve increased . Th ar wi d r tha t. Si g na lin pr o te ins m.
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PRS questions for second midterm - The formation of...

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