Explain why carbohydrates are preferred over proteins and lipids as an energy source
A) Carbohydrates yield more energy than proteins and lipids.
B) Carbohydrates travel easier through the blood than proteins and lipids.
C) Carbohydrates can be stored and proteins and lipids cannot.
D) Proteins and lipids are rarer in food than carbohydrates.
E) Proteins and lipids are more important as structural components of cells and tissues.
Answer: E
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