Question

which nutrient is primarily responsible for building and repairing body tissues a protein b fat c carbohydrates d water

Explanation:

To determine the nutrient for building/repairing tissues:

• Protein: Made of amino acids, forms muscles, organs, etc., and repairs damaged tissues.
• Fat: Mainly for energy storage and insulation.
• Carbohydrates: Primary energy source.
• Water: For hydration and bodily functions, not tissue building/repair.

So Protein (A) is correct.

Answer:

A. Protein