One of the factors required for the maturation of erythrocytes is
(a) vitamin - D
(b) vitamin - A
(c) vitamin - B12
(d) vitamin - C
(c) Vitamin-B12 (cobalamin) promotes DNA synthesis, maturation of erythrocytes and myelin formation. Vitamin-D (calciferol), It is necessary for the formation of healthy bones and teeth.
Vitamin-A (retinol), It is necessary for proper body growth and night vision. Vitamin-C (ascorbic acid), It helps in wound healing, blood formation and absorption of iron.