Question

The structure of a substrate P strongly resembles substrate Q. In an experiment, By mistake P was used instead of Q as a substrate for the enzyme, Q-ase. The results obtained were identical to the results that would have been obtained using substrate Q. Why did substrate P work in place of substrate Q?

Answer 1

A P and Q are coenzymes
B P and Q are holoenzymes
C P and Q have similar binding properties
D P and Q have different binding properties

Answer 2

Well, the answer is that P and Q have similar binding properties :P