What prevents injury by forming protective plates over the ends of the fingers?
bone vorticella keratin protection lamphreys Cartilage skin water
A B C D E F G H
Fingernails are also made of keratin.
keratin prevents injury by forming protective plates over the ends of the fingers.
What prevents injury by forming protective plates over the ends of the fingers? (A) bone (B) vorticella (C) keratin (D) protection (E) lamphreys (F) Cartilage (G) skin (H) water