19. MPF (maturation-promoting factor) turns itself off by
(A) activating an enzyme that dissociates cyclin from cyclin-dependent kinase (Cdk).
(B) activating an enzyme that phosphorylates cyclin.
(C) activating an enzyme that phosphorylates Cdk.
(D) activating an enzyme that destroys cyclin.
(E) activating an enzyme that destroys Cdk.
詳解 (共 1 筆)
未解鎖
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