Multiple choice

The main function of protein is to?

  1. carry vitamins to the cells

  2. building and repair of tissue

  3. it is the main source of energy to the brain

  4. helps to absorb minerals in the body
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Protein is essential for the growth, maintenance, and repair of all body tissues, including muscles, skin, and organs. While it can be used for energy in extreme circumstances, carbohydrates are the body's primary energy source, and other nutrients handle vitamin transport and mineral absorption.

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