27.下列那一類細胞的訊息受器(receptor)及其結合蛋白不具有酵素催化活性?
(A)nuclear receptors
(B)receptor protein kinases
(C)G protein-coupled receptors
(D)chemokine/cytokine receptors
(E)一律給分
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統計: A(46), B(0), C(7), D(9), E(309) #1621212
統計: A(46), B(0), C(7), D(9), E(309) #1621212