Question

Which of the following is the function of nutrients ?
A.It regulates the growth and development of the body.
B.It helps in digestion.
C.It helps in energy production.
D.All of the above.

Answer 1

Hint: An essential nutrition is a nutrient that the body cannot synthesise on its own or not to an adequate amount and must be provided by the diet .
 These nutrients are necessary for the body to function properly . The six essential nutrients include carbohydrates , proteins , fats , vitamins , minerals and water .

Complete step by step answer:
- Carbohydrates are the main source of energy for the brain . They are also used for instant energy .
-Protein is the major component of cells and is responsible for the building and repair of body tissue.
- Fat is an essential source of energy . Fat is stored energy in tissue . And broken down wherever required by the body . They also increase absorption of fat soluble vitamins including vitamins A , D , E and K .
-Vitamin cannot be synthesized by the body . They are needed in small amounts for the proper functioning of the body .
-Nutrients are required for growth and development of the body for digestion and and in energy production .

So option ( D ) is correct .

Note:
Protein is the most important nutrient. Proteins have the following functions :
-Collagen protein is used as an intercellular ground substance .
- Trypsin protein is an enzyme .
-Insulin protein is used as a hormone .
-Protein as antibody to fight infectious agents .
- Receptor proteins are used as sensory reception ( smell , taste , hormone etc. )
-GLUT-4 protein enables glucose transport into cells.