If a child has O type of blood group and the father B type, the genotype of the father will be

If a child has O type of blood group and the mother B type, the genotype of mother will be----

A woman with blood type 'O' has a child with blood type 'O' . If she claims a friend of hers with blood group 'A' as the father of the child , then the genotype of the father would be

The child of 'O' group has 'B' group father .The genotype of the father will be :

A child of O-group has B-group father. The genotype of father will be

The child of 'O' group has 'B' group father .The genotype of the father will be :

The child of 'O' group has 'B' group father .The genotype of the father will be :

A child of O blood group, hasB-blood group father, the genotype of father would be :-