Question

28. Which of the following vitamin is synthesized by bacteria found in the intestine? 1) Cyanocobalamin 2) Retinol 3) Ascorbic acid 4) Calciferol O 1 2 O 3 4 Clear selection​

Answer 1

Option (1)

Cyanocobalamin

Answer 2

Answer:1) Cyanacobalamin

Explanation:

Vitamin B12 or cobalamin is a vitamin that can only be synthesized by microorganisms which in humans are localized in the colon where B12 cannot be taken up by the organism. Thus, cobalamin has to be taken up by the food and only animal derived food delivers sufficient amounts.