Early in life, your immune program types antibodies in opposition to A or B antigens not current on the purple blood cells. The blood team is set by the sort of antigens and antibodies current within the pink blood cells. Also, the presence or absence of your rhesus aspect (Rh) https://josuepxbrr.bloggosite.com/43920766/how-cubensis-b-can-save-you-time-stress-and-money