Keratin is
A)a pigment.
B)a waterproof protein.
C)located in the hypodermis.
D)All apply.

Name: Keratin is A)a pigment. B)a waterproof protein. C)located in the hypodermis. D)All apply.
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Question

Quizplus · Accepted Answer

Keratin is a waterproof protein that is found in the outer layer of skin, hair, nails, hooves, and feathers. It provides strength, durability, and protection to these structures. It is not a pigment and is not located in the hypodermis.

Keratin Is