The Nutrients That Yield the Most Energy Per Gram When

Question

The nutrients that yield the most energy per gram when metabolized are
A) carbohydrates.
B) proteins.
C) fats.
D) nucleic acids.
E) vitamins.

Accepted Answer

Fats yield the most energy per gram when metabolized. They provide 9 calories per gram, while carbohydrates and proteins provide only 4 calories per gram. Nucleic acids and vitamins do not provide energy.