試題詳解

41. In the sequence of reactions that convert lactate to glucose in cells capable of gluconeogenesis, three reactions are used to bypass enzymes of the glycolytic pathway in which glucose is converted to lactate. All of the following enzymes fall into this category except_______ .
(A) pyruvate carboxylase
(B) pyruvate dehydrogenase
(C) phosohoenolpyruvate carboxykinase
(D) fructose 1,6-diphosphatase
(E) glucose 6-phosphatase