Which Statement Is NOT True of the Reaction Producing Malonyl-CoA

question 43

Multiple Choice

Which statement is NOT true of the reaction producing malonyl-CoA during fatty acid synthesis?

• A) It is stimulated by citrate.
• B) It requires acyl carrier protein (ACP).
• C) It requires CO₂ (or bicarbonate).
• D) One mole of ATP is converted to ADP + P_i for each malonyl-CoA synthesized.
• E) The cofactor is biotin.

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Definitions:

Circadian Rhythms

Physical, mental, and behavioral changes that follow a 24-hour cycle, responding primarily to light and darkness in an organism's environment, affecting sleep patterns among other bodily functions.

Biological Clock

An internal mechanism that regulates bodily rhythms and cycles, such as sleep and wakefulness, on a roughly 24-hour cycle.

Pineal Gland

A small endocrine gland in the brain that produces the hormone melatonin, which regulates sleep and wakefulness.

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles and is influenced by the presence of light.