passwella.
Menu

JAMB Biology 2013 Question 23

Question 23

Transport in Animals

Which blood cells are involved in the immune response of vertebrates?

  1. A.Lymphocytes.
  2. B.Erythrocytes.
  3. C.Monocytes.
  4. D.Phagocytes.
Show the answer and explanation

Answer: A (Lymphocytes.)

Explanation

Lymphocytes make antibodies and recognise particular germs, which is the immune response. Red cells (erythrocytes) carry oxygen.