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In the pentose phosphate pathway, the major products are ____________A) Ribulose and NADPHB) Ribulose and NADHC) Ribulose and NAD+D) Ribulose and ATP

Which of the following is true for the free energy change of a reaction? A) The actual free energy change is equal to the standard free energy change for the reaction B) If the reaction has a large positive standard free energy change, it will never occur C) If the reaction has a large negative standard free energy change, it is always irreversible D) The actual free energy change varies depending on the concentration of reactants and products

Which one of the following statements is true about hexokinases?

Which one of the following statements is true about the control of carbohydrate metabolism?  

The major free energy sources for anabolic pathways A) ATP and NADPH B) ADP and NADPH C) ADP and NAP+ D) AMP or NADPH

The mechanism in which the end product of a metabolic pathway inhibits an earlier step in the pathway is known as: A) metabolic inhibition. B) feedback inhibition. C) allosteric inhibition. D) noncooperative inhibition

The patient has been walking for an extended period before beginning to sprint. Which of the following changes would NOT occur? A) ATP hydrolysis by muscle would increase B) ADP concentrations would increase and glycolysis would be activated C) Pyruvate oxidation by the pyruvate dehydrogenase complex would increase D) Concentrations of pyruvate, NADH, lactate in the cytosol would increase

Formation of one molecule of glucose from pyruvate requires ____________ A) 4 ATP, 2 GTP and 2 NADHB) 3 ATP, 2 GTP and 2 NADHC) 4 ATP, 1 GTP and 2 NADHD) 2 ATP, 2 GTP and 2 NADH

Pyruvate, the end product of glycolysis, enters the citric acid cycle after it has been converted to A) acetaldehyde B) lactic acid C) acetyl-CoA D) acetic acid.

What process breaks the bonds between phosphates in ATP?  A) Dehydration synthesis B) Phosphorylation C) Electrostatic repulsion D) Hydrolysis