Question

B and t cells are produced by stem cells that are formed in

Answer 1

Answer:

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. Within the bone marrow, all blood cells originate from a single type of unspecialized cell called a stem cell.

Answer 2

Answer:

• B and T cells are produced by stem cells that are formed in bone marrow

• Both B and T lymphocytes originate in the bone marrow but only B lymphocytes mature there;

• T lymphocytes migrate to the thymus to undergo their maturation.

• Thus B lymphocytes are so-called because they are bone marrow derived, and T lymphocytes because they are thymus derived.