Block, SkipCaptcha
8,517
edits
Changes
Jump to navigation
Jump to search
mLine 2:
Line 2: +
cat
'''Keratin''' is a [[protein]] which is a major component in skin, hair, nails, hooves, horns, and teeth.
'''Keratin''' is a [[protein]] which is a major component in skin, hair, nails, hooves, horns, and teeth.
[[Category:Biology]]