When lacUV5 control system is used, addition of IPTG _______ the expression of _________

Q. When lacUV5 control system is used, addition of IPTG _______ the expression of _________

A.            activates, T7 RNA polymerase

B.            inactivates, T7 RNA polymerase

C.            activates, T7 DNA polymerase

D.            inactivates,  T7 DNA polymerase

Answer: activates, T7 RNA polymerase