blood type

blood type   Dan blood group

There are 4 main blood groups

The Rh factor is inherited independently from the ABO blood type Genotypes for the Rh factor are ++, +-, and -- People who are ++ or +- possess the Rh 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

โสกันต์ Genetics of the ABO System The ABO blood group system is controlled by a single gene on chromosome 9 There are three common alleles for the The A and B are part of the ABO blood group We use letters to identify blood types in this group because your blood type depends on the kind of molecules found