Keratin is the protein that strengthens and waterproofs the epidermal layer of the skin.
where in the skin would you find keratin?
Keratin
The epidermis is tough because it is a dense layer of skin cells held together by keratin, which is a hard protein. The epidermis is the outer layer of the skin.
keratin
Keratin.
Keratin.
No
Keratin
Nails are made of up the protein called keratin, which is a tough and insoluble structual protein. It is basically dead skin cells.
Keratin is found in hair and nails. And rhinocerous horns.
keratin