Blood Types and Facts

blood group There are four main blood types: A, B, AB and O Blood bank specialists determine your blood type based on whether you have antigen A or B on your red blood

blood group basics About Blood The most important blood groups in transfusion are the ABO blood group system and the RhD blood group system Blood groups are blood type Blood group AB refers to the existence of both antigens, while type O has neither A nor B antigens Which types are most common and most rare? Generally