Blood Groups

Blood types blood group Human blood falls into four different blood groups: A, B, AB and O Your blood also has what is known as an Rh factor: It either contains a certain protein or blood link What are ABO and Rh blood groups? During the blood transfusion, the two most important group systems examined are the ABO-system and the Rhesus

blood group ABO blood group The 4 different blood groups in the ABO system are A, B, AB and O A person's blood group is determined by a pair of