Final answer:
Lipids serve various functions in the body, including energy storage, hormone production, and vitamin storage. Muscle-building is not a function directly attributed to lipids.
Explanation:
Lipids are organic compounds that serve multiple functions in the body. These functions include being a long-term energy source, making hormones, forming cell membranes, providing insulation, and storing vital vitamins.
Out of the options provided:
- Long-term energy: This is a function of lipids as they serve as a long-term energy source.
- Used to make hormones: Lipids are crucial in the production of hormones.
- Builds muscles: This is NOT a function of lipids. Proteins are primarily responsible for muscle-building.
- Provides flavor in foods: While not explicitly mentioned in the provided text, lipids can contribute to flavor in foods by enhancing taste and aroma.
Learn more about Lipids and their functions here:
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