試題詳解

24.IPTG-induction of ẞ-galactosidase activity is the result of
(A) stimulation of Lac repressor function
(B) IPTG binding to the lac operon and inducing transcription.
(C) IPTG binding to the lacl gene product and inhibiting its activity.
(D) inhibition of ẞ-galactosidase degradation.

(E) IPTG stimulates enzymatic function of ẞ-galactosidase