Which statements accurately describe the function of keratin in the skin? Select all that
Apply.
A) It provides a barrier to external water
B) Makes unbroken skin impenetrable to most microorganisms
C) Gives color to human hair
D) Help detect foreign substances to defend against infection
E) Source of skin color

Question

Quizplus · Accepted Answer

Keratin provides a barrier to external water and makes unbroken skin impenetrable to most microorganisms. It does not give color to hair or skin, nor does it help detect foreign substances.

Which Statements Accurately Describe the Function of Keratin in the Skin