Question

Of the following statements about enzymes which is/are true?

(i) Enzymes lack in nucleophilic groups.

(ii) Enzymes are highly specific both in binding chiral substrates and in catalysing their reactions.

(iii) Enzymes catalyse chemical reactions by lowering the energy of activation.

(iv) Pepsin is a proteolytic enzyme.

(A) (i) and (iv)

(B) (i) and (iii)

(C) (ii), (iii) and (iv)

(D) (i) only

Answer 1

The correct option of this question will be (C).