Question

Mother and father of a person with ‘O’ blood group have ‘A’ and ‘B’ blood group respectively. What would be the genotype of both mother and father?

Options

• Both mother and father are heterozygous for ‘A’ and ‘B’ blood group, respectively

• Both mother and father are homozygous for ‘A’ and ‘B’ blood group, respectively

• Mother is heterozygous for ‘A’ blood group and father is homozygous for ‘B

• Mother is homozygous for ‘A’ blood group and father is heterozygous for ‘B’

Answer 1

Both mother and father are heterozygous for ‘A’ and ‘B’ blood group, respectively