Blood types: characteristics and general rules

Blood Types blood group ABO Grouping System · Group A – have antigen A attached to the erythrocyte cell surface · Group B blood group What are the rarest blood types? · O positive: 35% · O negative: 13% · A positive: 30% · A negative: 8% · B positive: 8% · B negative: 2% · AB positive: 2% · AB

blood type There are eight blood types, divided into four categories: A, B, AB, and O, and whether Rh positive or negative These types are determined