Enter a clue or pattern or both:
The Clue
Protein in hair and nails (7 letter answer)
The Answer
KERATIN
Tags
Notes
The answer KERATIN is so rare that it appears less than once every 2500 puzzles.
Related Clues
A fibrous protein
Fibrous protein
Nail or horn base
Definition
KERATIN as a noun:
1. (keratin, ceratin) = a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair feathers nails and hooves