Question

How many phenotypes are possible in ABO blood group?

Answer 1

Phenotypes possible in ABO blood group

1. A, B, AB, and O are the four major blood groups.
2. The ABO blood group system is a system for classifying human blood based on the inherited features of red blood cells, which are determined by the presence or lack of antigens A and B on the surface of red blood cells.
3. The ABO blood group antigens are encoded by the genetic locus ABO locus.
4. It comes in three allelic forms: A, B, and O. Each of these three alleles is passed down to a foetus from its parents.
5. There are four potential phenotypes (blood types) and six genotypes as a result of this.