Topics: Composition of Blood and Blood Cells Quiz
Where does blood cell formation (hematopoiesis) take place, producing new blood cells?
A. red bone marrow
B. yellow bone marrow
C. elastic cartilage
D. articular cartilage
Preview next quiz:
Formed elements (RBCs) make up ______% of blood.
A. <1% B. 45% C. 55% D. 0%