75.下列那一個分子具有直接活化guanylyl cyclase的作用?
(A)estrogen
(B)nitric oxide
(C)retinoic acid
(D)inositol 1,4,5-triphosphate
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統計: A(225), B(979), C(335), D(461), E(0) #2625750
統計: A(225), B(979), C(335), D(461), E(0) #2625750