Reactions catalyzed by the enzymes of E. coli and T4-infected E. coli are very similar, they differ in their cofactor requirements. (a)The T4 enzyme requires ATP, while (b) the E. coli enzyme requires NAD+.

Question

( A ) (a) True & (b) False
( B ) (a) False & (b) True
( C ) (a) & (b) True
( D ) (a) & (b) False