Question

As an animal ages and its hair turns white, the medulla becomes filled with
A. water.
B. melanin.
C. air.
D. fat.

Answer 1

The answer is c) Air

Answer 2

Answer:

B. melanin.

Explanation:

Melanin is a type of pigment that make our hairs coloured. When ages past, this pigment is produced in minor quantities, that's why we lost that natural colour in our hair.