Which of the Following Substances Is Synthesized in the Skin

question 118

Multiple Choice

Which of the following substances is synthesized in the skin from a cholesterol-based precursor upon safe exposure to ultraviolet (UV) rays of sunlight?

• A)Keratin
• B)Melanin
• C)Sweat
• D)Vitamin D

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Definitions:

Marginal Utility

Marginal utility represents the additional satisfaction or benefit a consumer gains from consuming one more unit of a good or service.

Total Utility

The overall satisfaction or value a consumer derives from consuming a certain quantity of goods or services.

Total Utility

Full contentment gained from the intake of a particular total volume of a good or service.

Marginal Utility

The additional satisfaction or utility that a consumer experiences from consuming one more unit of a good or service.