2007-02-13 04:28:03 · 6 answers · asked by andrew f 1 in Education & Reference ➔ Trivia
It is Keratin
2007-02-14 04:26:20 · answer #1 · answered by Ariel 128 5 · 0⤊ 0⤋
It's Keratin
A tough, insoluble protein substance that is the chief structural constituent of hair, nails, horns, and hooves.
fibrous structural protein of hair, nails, horn, hoofs, wool, feathers, and of the epithelial cells in the outermost layers of the skin. The polypeptide chains of keratin are arranged in parallel sheets held together by hydrogen bonding.
2007-02-13 14:17:31 · answer #2 · answered by Kate 6 · 0⤊ 0⤋
Keratin
2007-02-13 12:33:11 · answer #3 · answered by wanna_be_md 3 · 1⤊ 0⤋
It's called keratin. The same thing can be found in rhino's horns.
2007-02-13 16:16:38 · answer #4 · answered by ♫ Kat ♫ 3 · 0⤊ 0⤋
Keritin
2007-02-13 12:31:52 · answer #5 · answered by ? 7 · 0⤊ 0⤋
keratin
2007-02-13 12:34:04 · answer #6 · answered by DL 5 · 0⤊ 0⤋