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exis [7]
3 years ago
8

Dietary cholecalciferol must be further hydroxylated in order to be active vitamin D. The first hydroxylation occurs in the ____

_ to produce _____.
Biology
1 answer:
wariber [46]3 years ago
3 0

Answer:

Liver, 25-hydroxycholecalciferol.

Explanation:

Vitamin D is a fat soluble vitamin that increases the absorption of phosphate and calcium in the body. Vitamin D2 and D3 are most important for the human health.

The hydroxylation of cholecalciferol occur in the liver in order to be active vitamin D. The first hydroxylation of cholecalciferol produces 25-hydroxycholecalciferol.

Thus, the answer is liver, 25-hydroxycholecalciferol.

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stepan [7]

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The circulatory and respiratory systems absorb oxygen from the air and transfer it to all parts of the body while absorbing carbon dioxide from the body and releasing it into the air. When a person inhales, the lungs expand and fill with fresh air.

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liraira [26]

Answer

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3 years ago
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Mrrafil [7]

Answer:

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