The muscles, tissues and blood all are made up of____________?
Correct answer: B. Proteins
- A. Carbohydrate
- B. Proteins
- C. Vitamins
- D. Fats
Explanation
Proteins are major structural and functional components of muscles, tissues and blood, including muscle fibres, connective tissue and blood proteins. These body materials also contain water and other substances, but protein is the intended nutrient category.
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