Question

which of the following pairs is not correctly matched?
a epidermis—thin outer membrane layer
b melanin—gives skin its color
c keratin—innermost layer, containing fatty tissue
d dermis—fibrous, connective tissue layer

Explanation:

Epidermis is the thin outer layer of skin. Melanin is the pigment that gives skin its color. Dermis is a fibrous, connective - tissue layer. Keratin is a protein that makes up hair, nails, and the outer layer of skin, not the innermost layer containing fatty tissue (the innermost layer with fatty tissue is the hypodermis).

Answer:

C. keratin—Innermost layer, containing fatty tissue