Blood Types

There are three antigens in the ABO blood group system, A, B and H The ABO gene is located on chromosome 9 and has three alleles, A, B and O The A allele

There are three antigens in the ABO blood group system, A, B and H The ABO gene is located on chromosome 9 and has three alleles, A, B and O The A allele

blood type ABO blood group system A system used to group human blood into different types, based on the presence or absence of certain markers on the surface of red

blood link 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