Which of the following statements best describes why proteins are metabolized when calories are severely reduced?
A) Actually, fats are metabolized during a starvation diet, not proteins.
B) Proteins have the highest energy content per gram of any of the biomolecules.
C) Proteins contain amino acids, which fuel the brain.
D) Glycogen is a type of protein.
E) There is a metabolic pathway in which glucose can be made from protein.

Question

Quizplus · Accepted Answer

During severe calorie reduction, there may not be enough glucose available to fuel the body's energy needs. As a result, the body may turn to a metabolic pathway called gluconeogenesis, in which glucose can be made from non-carbohydrate sources, including protein. This can lead to the breakdown of proteins in the body to provide amino acids for this pathway.

Which of the Following Statements Best Describes Why Proteins Are