In What Organ Does the Hydroxylation at the 1 Position

question 6

Multiple Choice

In what organ does the hydroxylation at the 1 position of 25-hydroxy vitamin D3 occur, forming the active form of the vitamin?

• A) Adrenals
• B) Intestines
• C) Kidney
• D) Liver
• E) Skin

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Definitions:

Market Supply Elasticity

A measure of how much the quantity supplied of a good changes in response to a change in price.

Supply Curves

Graphical representations showing the relationship between the price of a good and the amount of it that producers are willing to supply at that price.

Average Variable Cost

The total variable costs of production divided by the quantity of output produced, indicating the cost to produce an additional unit when fixed costs are excluded.

Marginal Cost Function

A mathematical representation that describes how the cost of producing one additional unit of a good varies as the quantity of production changes.