What Cofactor Is Required by Phenylalanine Hydroxylase

question 25

Multiple Choice

What cofactor is required by phenylalanine hydroxylase?

• A) flavin mononucleotide
• B) pyridoxal phosphate
• C) dihydrofolate
• D) nicotinamide adenine dinucleotide
• E) tetrahydrobiopterin

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Definitions:

Metabolism

An organism’s chemical and physical breakdown of food and the process of converting it into energy. Also, an organism’s biochemical transformation of various substances, as when the liver breaks down alcohol into acetylaldehyde.

Appetite

The natural desire to satisfy a bodily need, especially for food.

Lateral Hypothalamus

A region of the brain involved in controlling hunger, thirst, and other physiological functions.

Ventromedial Hypothalamus

A region of the brain involved in regulating hunger, fullness, and the body's energy homeostasis.