How are the food stuffs and their nutrient contents useful for body?

Explanation

Foodstuffs and their nutrients are required for normal functioning of our body. Food stuffs are broken down during digestion to convert them into soluble nutrients which are carried by the blood to various cells of the body. The nutrients are oxidized by cellular respiration to release energy.
Importance of some major nutrients is as follows `:`
a.Nutrients like carbohydrates and fats provide energy to perform various activities.
b. Proteins are the major structural components of cells. They are called body building nutrients, as they are responsible for building and repairing the body tissues. In our body, proteins are used to make amino acids, hormones and other body chemicals.
c. Vitamins and minerals act asthe protective and regulating nutrients in our body.