A hard, protective material that adds to the protective nature of the skin is:
A) melanin.
B) lunula.
C) keratin.
D) corium.

Name: A hard, protective material that adds to the protective nature of the skin is: A) melanin. B) lunula. C) keratin. D) corium.
Brand: Quizplus
Rating: 4.9 (34 reviews)

Question

Quizplus · Accepted Answer

Keratin is a tough, insoluble protein that makes up the majority of the outermost layer of skin (epidermis), hair, and nails. It provides a barrier to protect the body from mechanical damage, harmful chemicals, and microorganisms.

A Hard, Protective Material That Adds to the Protective Nature