B-Carotene, precursor of vitamin A, is oxidatively cleaved by:: (A) b-Carotene dioxygenase, (B) Oxygenase, (C) Hydroxylase, (D) Transferase
Answer is A. Ans. A. b-Carotene dioxygenaseCarotene is cleaved by b-carotene dioxygenase of intestinal cells to release 2 moles of retinal which is reduced to retinol.