Assertion : Enzymes have active sites and substrates reactive sites, on their surfaces respectively.
Reason : Active and reactive sites push the enzyme and substrate molecules away from each other.

Options

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion.
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false

Answer

C

Explanation

The site on enzyme at which substrate molecule bind is called active site. The surface of substrate molecule which binds to the active site of the enzyme is called reactive site. Active and reactive site push the substrate and enzyme molecule toward each other towards the enzymesubstrate complex.