Hexokinase Does Not Catalyze the Final Step in Gluconeogenesis as Written

question 26

Multiple Choice

Hexokinase does not catalyze the final step in gluconeogenesis as written below because glucose-6-phosphate + ADP $\rarr$ glucose + ATP

• A)the phosphate bond in glucose-6-phosphate does not have a high enough free energy to form ATP.
• B)ATP inhibits hexokinase and blocks the reaction from occurring as written.
• C)hexokinase is only reversible when high levels of ATP are present.
• D)hexokinase does not bind glucose-6-phosphate.
• E)none of the above

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