Question

multiple choice question due to their high energy density (9 kcal per gram) ______ are the ideal form of energy storage fo lipids carbohydrates alcohol proteins

Explanation:

Lipids (fats) have an energy density of 9 kcal per gram, which is higher than carbohydrates and proteins (4 kcal per gram) and alcohol (7 kcal per gram), making them ideal for long-term energy storage.

Answer:

A. lipids