13. Glucose-6-phosphate dehydrogenase is the rate-determining enzyme of the pentose phosphate pathway. How is this enzyme regulated? (A)Activated by NADPH, (B) Activated by fatty acyl CoA, (C) Activated by NADP+, (D) Activated by ribose, (E) Activated by ADP.

13. Glucose-6-phosphate dehydrogenase is the rate-determining enzyme of the pentose phosphate pathway. How is this enzyme regulated?
(A)Activated by NADPH,
(B) Activated by fatty acyl CoA,
(C) Activated by NADP⁺,
(D) Activated by ribose,
(E) Activated by ADP.

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統計： A(1), B(0), C(0), D(0), E(0) #3195226

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7. HMG-CoA reductase is the key regulatory site in cholesterol synthesis. Which of the following statement about the regulatory mechanisms of HMG-CoA reductase is TRUE? (A) Phosphorylation by cAMP-dependent kinase activates HMG-CoA reductase, (B) A high AMP:ATP ratio leads to activation of HMG-CoA reductase, (C) High cholesterol level increases the half-life of HMG-CoA reductase, (D) High cholesterol level increases HMG-CoA reductase gene expression, (E) HMG-CoA reductase phosphatase can activate HMG-CoA reductase.

13. Glucose-6-phosphate dehydrogenase is the rate-determining enzyme of the pentose phosphate pathway. How is this enzyme regulated?
(A)Activated by NADPH,
(B) Activated by fatty acyl CoA,
(C) Activated by NADP⁺,
(D) Activated by ribose,
(E) Activated by ADP.

詳解 (共 1 筆)

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