Which of the Following Statements Is True

question 28

Multiple Choice

Which of the following statements is true?

• A)Glucose is the primary fuel for resting muscles.
• B)During high-intensity exercise,muscle cells use less glucose for energy.
• C)Amino acids are the major source of energy for contracting muscles.
• D)During low-intensity activities,muscle cells burn more fat than glucose.

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Definitions:

13C NMR Spectrum

A representation of the nuclear magnetic resonance of carbon-13 atoms within a molecule, revealing the distinct chemical environments of carbon atoms.

Carbonyl Carbon

The carbonyl carbon is the carbon atom of a carbonyl group (C=O), doubly bonded to an oxygen atom and bonded to two other atoms or groups, which can vary depending on the specific carbonyl compound (e.g., aldehydes, ketones).

Cyclohexylacetic Acid

An organic compound featuring a cyclohexane ring attached to an acetic acid group, used in the synthesis of various pharmaceuticals and chemical products.

Synthetic Route

An outlined series of chemical reactions leading to the synthesis of a complex molecule from simpler starting materials.