4. Which of the following is a second messenger in signal transduction pathways?
(A) Insulin
(B) ATP
(C) G protein β subunit
(D) CAMP
(E) Tyrosine kinase
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統計: A(0), B(0), C(1), D(0), E(0) #3411388
統計: A(0), B(0), C(1), D(0), E(0) #3411388