Question

White blood cells can mature in the

Answer 1

Thymosin stimulates the development of T cells.

Answer 2

Answer:

Red blood cells, most white blood cells, and platelets are produced in the bone marrow, the soft fatty tissue inside bone cavities. Two types of white blood cells, T and B cells (lymphocytes), are also produced in the lymph nodes and spleen, and T cells are produced and mature in the thymus gland.