our nails and hair are composed of
Answers
Keratin is a compound of which they are made . It is waste product for our body
Answer:
Our hair and nails contain Protein (keratin).
Explanation:
Our hair and nails contain a tough protein known as KERATIN, which are fibrous in nature. Nails act as a protective shield over the fingertips and toes. The former has many nerve endings which help in sensing the environment hence keratin being a strong element safeguards the fingertips.
The process of nail formation takes places at the nail bed containing living cells thereby pushing the old dead cells (nail) to grow longer. Likewise hair grows from the hair follicle which has a bulb like structure where new cell formation takes place.
Hair strand is filled with keratin. It helps in keeping body warm and protecting the underlying skin from the external environment.