Multiple choice

Which among the following is the chief nutrient group involved in the growth and repair of the cell membrane?

  1. Fats and minerals

  2. Proteins and lipids

  3. Vitamins and enzymes

  4. Carbohydrates and water
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Cell membranes are primarily composed of phospholipids (lipid bilayer) and membrane proteins. Proteins and lipids work together for membrane structure and function. While carbohydrates are present as glycoproteins/glycolipids, and fats/minerals have roles, proteins and lipids are the chief structural components.

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