試題詳解

65. Which of the following statements about allosteric regulation are CORRECT? ① Substrate is a heterotropic allosteric modulator. ② Allosteric regulation can increase or decrease the catalytic activity of enzymes. ③Allosteric enzymes typically have oligomeric structure. ④ The activity of some allosteric enzymes is regulated by feedback inhibition. ⑤ Allosteric modulators cannot induce conformational change of allosteric enzymes.
(A) ①,②,③
(B) ①,②,④
(C) ①,③,④
(D) ①,③,⑤
(E) ②,③,④