They form the material which forms skins, muscles, hair and nails in animals.

A. Protein

B. Carbohydrates

C. Fats

D. Vitamins

Answer: Option A

Solution(By Examveda Team)

Keratinocytes make keratin, a type of protein that's a basic component of hair, skin, and nails. Keratin in the skin's outer layer helps create a protective barrier.

Join The Discussion

Related Questions on Biology

Ozone hole refers to

A. hole in ozone layer

B. decrease in the ozone layer in troposphere

C. decrease in thickness of ozone layer in stratosphere

D. increase in the thickness of ozone layer in troposphere