A person with unknown blood group under $ABO$ system, has suffered much blood loss in an accident and needs immediate blood transfusion. His one friend who has a valid certificate of his own blood type, offers for blood donation without delay. What would have been the type of blood group of the donor friend?
Type $AB$
Type $O$
Type $A$
Type $B$
If a certain patient with blood group $B$ requires immediate blood transfusion, the following type can be given to him
A woman of blood group ‘$O$' presented a baby of blood group ‘$O$' which she claimed as her child. She brought a suit against a man of `$AB$' group as the father of the child. Which statement is correct as per your judgement
A man with blood group ‘$AB$' marries a woman with ‘$O$' blood group. In this situation
Give differences : Incomplete dominance and Co-dominance
Parents of blood groups $O$ and $AB$ cannot have a child of group $AB$ because