For its activity, carboxypertidase requires

Options

(a) zinc
(b) iron
(c) niacin
(d) copper

Correct Answer:

zinc

Explanation:

Carboxypeptidase is an exopeptidase enzyme secreted by the pancreas that acts only on the peptide linkage of a terminal amono acids containing a free carboxyl group. Zinc is a cofactor for carboxypeptidase. In digestion carboxypeptidase, requires zinc for its protein degarding action.