28.Cholera toxin與受體結合後,那個subunit會活化細胞中Gs protein與adenyl cyclase?
(A)A
(B)A1
(C)A2
(D)B
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統計: A(347), B(951), C(449), D(257), E(0) #2744808
統計: A(347), B(951), C(449), D(257), E(0) #2744808