An enzyme used in both glycolysis and gluconeogenesis is（）
A. 3-phosphoglycerate kinase
B. glucose 6-phosphatase
C. hexokinase
D. phosphofructokinase-1
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Conversion of 1 mol of acetyl-CoA to 2 mol of CO2 and CoA via the citric acid cycle results in the net production of（）
A. 1 mol of citrate
B. 1 mol of FADH2
C. 1 mol of NADH
D. 1 mol of oxaloacetate
In humans, gluconeogenesis（）
A. can result in the conversion of protein into blood glucose
B. helps to reduce blood glucose after a carbohydrate-rich meal
C. is essential in the conversion of fatty acids to glucose
D. requires the enzyme hexokinase
Which reaction in glycolysis produces ATP as a product（）
A. hexokinase
B. glyceraldehyde-3-phosphate dehydrogenase
C. pyruvate kinase
D. phosphofructokinase-1
A small molecule that DECREASES the activity of an enzyme by binding to a site other than the catalytic site is termed a（n）（）
A. allosteric inhibitor
B. alternative inhibitor
C. competitive inhibitor
D. stereospecific agent
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