A man having blood group O marries a woman having blood group B and they have a daughter. What will be the blood group of the daughter ?

A man with blood group 'O' marries a woman with blood group 'A'. The chance of their first child having blood group 'O' is

A man with blood group A marries a woman with blood group O and their daughter has blood group O. Is this information enough to tell you which of the traits – blood group A or O – is dominant? Why or why not?

For a child having blood group B, if father has blood group A,, what may be the blood group of the mother

ABO blood group have :

A man with blood group B marries a woman with blood group A and their first child is having group B. What is the genotype of the child?

If a man with blood group "O" marries a woman with blood group "AB" ,what are the possible blood groups of their offsprings?