CHEM 210 EXAM 7 .100- COMPLETE SOLUTIONS

CHEM 210 EXAM 7 .100% COMPLETE
SOLUTIONS




false - CORRECT ANSWER-T/F: the delta G value for a particular reaction is -78kJ/mol.
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Mthis value indicates the reaction is NOT spontaneous
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false - CORRECT ANSWER-T/F a biochemical metabolic pathway is a single reaction that
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Mconverts starting material into products
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false - CORRECT ANSWER-T/F three ATP molecules are used in the energy-investing
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Mstage of glycolysisM M




false - CORRECT ANSWER-T/F the citric acid cycle occurs in the absence of oxygen
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true - CORRECT ANSWER-T/F the beta-oxidation pathway degrades both even-
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numbered and odd-numbered fatty acids M M M M




A. 2 ATP produced - CORRECT ANSWER-in converting glucose to pyruvate, how many
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ATP or NADH are produced (or required) in the 1, 3-bisphosphoglycerate to 3-
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phosphoglycerate step in glycolysis? M M M




A. 2 ATP produced
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B. 1 ATP required
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C. 1 NADH produced
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D. 2 NADH and 1 ATP produced
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E. none of the above
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C. 2 ATP produced - CORRECT ANSWER-in converting glucose to pyruvate, how many
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ATP or NADH are produced (or required) in the phosphoenolpyruvate to pyruvate step in
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glycolysis?
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A. 1 ATP required
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B. 1 ATP produced
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C. 2 ATP produced
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D. 2 ATP required
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, E. none of the above
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A. glucose - CORRECT ANSWER-what is the primary reactant of glycolysis?
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A. glucose
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B. glucose-6-phosphate
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C. fructose
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D. fructose-6-phosphate
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E. hexokinase
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A. hexokinase - CORRECT ANSWER-in glycolysis, when glucose enters a cell, it is
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immediately phosphorylated to form glucose-6-phosphate. the phosphate donor in this
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reaction is ATP, and the enzyme is _____
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A. hexokinase
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B. aldolase
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C. CoA
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D. phosphohexose isomerase
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E. none of the above
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A. substrate-level phosphorylation - CORRECT ANSWER-in the last reaction of
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glycolysis, ATP is formed by the direct transfer of a phosphate group from a metabolite to
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ADP. this process is referred to as:
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A. substrate-level phosphorylation
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B. protein phosphorylation
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C. lipid phosphorylation
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D. isomerization
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E. photo-protein dephosphorylation
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B. lactate - CORRECT ANSWER-under anaerobic conditions, to which compound is
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pyruvate converted?
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A. NADH
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B. lactate
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C. hexokinase
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D. GAP
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E. none of the above
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C. 10 - CORRECT ANSWER-how many steps are in the glycolysis pathway?
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A. 3M




B. 6M




C. 10
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D. 12
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E. 14
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D. cytosol - CORRECT ANSWER-the reaction of glycolysis take place in/on the______.
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A. mitochondria
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B. vacuoles
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C. ribosome
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