Question

5. White Blood Cells (WBC) develop in
(1) Kidney and pancreas
(3) Liver and small intestines
(2) Thymus and bone marrow
(4) Hypothalamus and thyroid​

Answer 1

Heya mate!!

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.

hope it helps u dear✌️✌️

Answer 2

Answer:

2)bone marrow and thymus