Question

state the role of WBC RBC and platelets​

Answer 1

The cellular portion of blood contains red blood cells (RBCs), white blood cells (WBCs) and platelets. The RBCs carry oxygen from the lungs. The WBCs help to fight infection, and platelets are parts of cells that the body uses for clotting. ... The process by which the body produces blood is called hematopoiesis.

Answer 2

Answer:

Red blood cell(rbc) carry oxygen to the lungs and White blood cell helps in fighting from infection germs etc...