Question

question 13
blood cells are produced in the:
a spleen.
b thymus gland.
c red bone marrow.
d liver.

Explanation:

Red bone marrow contains hematopoietic stem - cells which differentiate into various blood cells such as red blood cells, white blood cells, and platelets. The spleen filters blood and stores blood cells, the thymus gland is involved in T - cell maturation, and the liver has functions like detoxification and metabolism but is not the main site of blood cell production.

Answer:

C. red bone marrow