The cells active in both innate and adaptive immunity develop from common pluripotent precursors in the bone marrow called
A) B cells.
B) killer cells.
C) stem cells.
D) leukocytes.

Question

Quizplus · Accepted Answer

The cells active in both innate and adaptive immunity, including B cells, T cells, natural killer cells, and macrophages, develop from common pluripotent precursors in the bone marrow called stem cells. Leukocytes, on the other hand, is a general term for different types of white blood cells that include those involved in innate and adaptive immunity. However, not all leukocytes are involved in both types of immunity. Therefore, the best choice is C, stem cells.

The Cells Active in Both Innate and Adaptive Immunity Develop