Large cells that contain a nucleus. There are 2 types: Lymphocytes – make antibodies. Phagocytes – engulf and digest microorganisms. Platelets Convert fibrinogen to fibrin. Fibrin forms a mesh ...

Their function is to replenish all of the types of (differentiated ... can differentiate into red blood cells, platelets, phagocytes and lymphocytes. Stem cells have already been used ...