Protein makes up enzymes, hair, and nails.
Keratin is the protein that makes up hair. This protein also makes fingernails.
Your hair is composed of the protein keratin, which is the same protein that makes up fingernails, feathers, claws and hooves.
The horns of a rhinoceros are made of keratin, the same type of protein that makes up hair and fingernails.
Fingernails are made of a protein called keratin. Keratin is a tough protein that also makes up hair and the outer layer of skin. As new cells grow at the base of the nail, older cells harden and are pushed out to form the visible part of the nail.
dead cells
Hair is made out of Keratin, the same substances that make up your fingernails.
Hair and fingernails are made up of a type protein called keratin. This structural element is also a part of the make up of the outer layer of human skin.
The skin, the hair, and your fingernails!:)skin,hair,and nails
The substance that makes up hair and fingernails is called keratin. Keratin is a fibrous structural protein that is also found in the outer layer of skin and in the hooves, feathers, and horns of animals.
The same things as hair.(as far as I kno)
No. Carotene is a pigment. Beta-carotene is a form of Vitamin A. Keratin is a protein which makes up hair and fingernails. http://en.wikipedia.org/wiki/Keratin
I believe that exoskeletons are made of the same material as our own fingernails and hair, just compacted together.