18) In the citric acid cycle, acetyl-CoA reacts with ________ to produce _________. (A) fumarate; α-ketoglutarate (B) oxaloacetate; citrate (C) citrate; isocitrate (D) succinyl-CoA; oxaloacetate (E) malate; cis-aconitate

3) When glucagon binds to its receptor on a liver cell, which of the following sequence of eventsoccurs to activate protein kinase A?(A) activation of adenylate cyclase, activation of G protein, production of cAMP(B) activation of G protein, activation of adenylate cyclase, production of cAMP(C) activation of G protein, production of cAMP, activation of adenylate cyclase(D) production of cAMP, activation of adenylate cyclase, activation of G protein(E) none of the above

18) In the citric acid cycle, acetyl-CoA reacts with to produce _.

(A) fumarate; α-ketoglutarate

(B) oxaloacetate; citrate

(C) citrate; isocitrate

(D) succinyl-CoA; oxaloacetate

(E) malate; cis-aconitate

相關試題

相關試卷