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Multiple Choice
Which of the following statements is true regarding fats in food?
A
Fats are soluble in water and insoluble in organic solvents.
B
Fats are composed primarily of glycerol and fatty acids.
C
Fats are primarily used for immediate energy rather than storage.
D
Fats provide the same amount of energy per gram as carbohydrates.
Verified step by step guidance
1
Identify the chemical nature of fats: Fats are primarily composed of glycerol and fatty acids, which are long-chain hydrocarbons.
Understand the solubility properties of fats: Fats are generally insoluble in water due to their nonpolar nature and are soluble in organic solvents.
Consider the energy storage role of fats: Fats are used for long-term energy storage in the body, unlike carbohydrates which are used for immediate energy.
Compare the energy content of fats and carbohydrates: Fats provide more energy per gram (approximately 9 kcal/g) compared to carbohydrates (approximately 4 kcal/g).
Evaluate each statement based on the above concepts to determine which is true regarding fats in food.