Keratin
keratin
keratin
Carateen
keratin
The main compound found in hair and nails is a protein called keratin. Keratin provides structure, strength, and resilience to these tissues. It is formed by the bonding of amino acids in a helical structure.
Keratin is the structural protein for hair and nails (also horns in animals).
The protein keratin, found in hair, nails, and skin.
Keratin
The tough waterproof protein found in skin, hair, and nails is called keratin. Keratin provides structure and protection to these tissues.
Hair is made of a protein called keratin, which is also found in nails and the outer layer of skin.
Keratin is found in hair and nails. And rhinocerous horns.
Keratin is a fibrous protein making up most cells found in our nails and hair and the epidermis layer of our skin. It also makes up fish scales and crustacean shells, bird feathers and beaks, and animal horns and hooves.