True: There are 8 different types of blood type., An erythrocyte is a red blood cell that carries oxygen., People with low levels of Erythrocytes could have anemia., Thrombocytes are formed in the red bone marrow., Circulation between the heart and the rest of the body is called systemic., False: Blood is made up mainly of Red Blood Cells, Red blood cells have a life cycle of 110 days., Thrombocytes fight infection, There are 2 main function of blood, transport and defense.,

Blood and Circulation

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