Which of the Following Substances Makes the Skin Water Resistant

Question

Which of the following substances makes the skin water resistant?
A) Melanin
B) Iron pigments
C) Keratin
D) Carotene

Accepted Answer

Keratin is a protein that makes up the outermost layer of skin, which is tough and water-resistant due to the presence of the protein. Melanin provides skin color, iron pigments are not found in skin, and carotene helps give skin a yellow or orange color.