Biochemistry Active form of Vitamin -D – A 25-hydroxycho!ecalciferol B 24,25-dihydroxycholecalciferol C 1,25-dihydroxycholecalciferol D Cholecalciferol 💡 Explanation Active form of Vitamin -D - ✓ Correct Answer: C. 1,25-dihydroxycholecalciferol