69. Which of the following intracellular signaling molecules is responsible for inducing the geneexpression of phosphoenolpyruvate carboxykinase during hepatic gluconeogenesis?(A) Insulin (B) cGMP (C) cAMP (D) ATP (E) Estrogen

69. Which of the following intracellular signaling molecules is responsible for inducing the gene
expression of phosphoenolpyruvate carboxykinase during hepatic gluconeogenesis?
(A) Insulin
(B) cGMP
(C) cAMP
(D) ATP
(E) Estrogen

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統計： A(0), B(2), C(4), D(1), E(0) #3852923

詳解 (共 1 筆)

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B1 · 2026/05/19

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糖質新生經由GPCR活化adenyl cyclase 形成cAMP，再活化PKA，接著繼續活化後續酵素

76. Which one of the following statements is NOT correct? (A) Δ¹-Pyrroline-5-carboxylate serves as a key intermediate in both L-proline synthesis and breakdown pathways. (B) Human cells synthesize non-essential amino acids using intermediates from central metabolic pathways or by converting essential amino acids. (C) Phenylalanine hydroxylase catalyzes the interconversion between phenylalanine and tyrosine. (D) Liver cells produce serine starting from the glycolysis product 3-phosphoglycerate. (E) NADPH provides the ultimate source of reducing equivalents for tetrahydrobiopterin regeneration.

69. Which of the following intracellular signaling molecules is responsible for inducing the gene
expression of phosphoenolpyruvate carboxykinase during hepatic gluconeogenesis?
(A) Insulin
(B) cGMP
(C) cAMP
(D) ATP
(E) Estrogen

詳解 (共 1 筆)

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