When Proteins Are Used as a Source of Energy for the Body

question 20

Multiple Choice

When proteins are used as a source of energy for the body, the proteins

• A) are converted into glucose molecules, which are fed into glycolysis.
• B) are converted mainly into intermediates of glycolysis or the citric acid cycle.
• C) donate electrons directly to the electron transport chain.
• D) are hydrolyzed to glucose and converted to acetyl CoA, which enters the citric acid cycle.

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