passwella.
Menu

JAMB Biology 1992 Question 20

Question 20

Homeostasis

Melanin and keratin are produced in the part labelled

Diagram for this question
  1. A.2
  2. B.3
  3. C.4
  4. D.5.
Show the answer and explanation

Answer: A (2)

Explanation

Part 2 is the Malpighian (growing) layer of the epidermis, whose cells make the pigment melanin and the protein keratin.