Primary blood cells are formed in |
|||||||
a) |
Plasma |
b) |
Bone marrow |
c) |
Liver |
d) |
Spleen |
Primary blood cells are formed in |
|||||||
a) |
Plasma |
b) |
Bone marrow |
c) |
Liver |
d) |
Spleen |
(b)
Primary blood cells are formed in bone marrow. The process of formation of blood is called haemopoiesis.