Question

Phosphoenhydride bond present In
(a) ATP (b) FAD (c) CTP (d) all of the above

Answer 1

if you're studying biochemistry you should memorize how to draw these structures, it comes in helpful. (FAD has a long tail that you don't really need to learn though, just learn to draw the rings).

Answer 2

CTP is just like ATP, except the base attached to the ribose (at C1) is cytosine.