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Question
Dietary cholecalciferol must be further hydroxylated in order to be active vitamin D. The first hydroxylation occurs in the _____ to produce _____.a. liver, 25-hydroxycholecalciferol
b. kidney, 25-hydroxycholecalciferol
c. skin, 7-dehydrocholesterol
d. kidney, 1-hydrocholesterol
Answer
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