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Must be AA, or AO because the mother having O blood, which is homozygous recessive, must be OO. The signs mean little here except the father must carry them and the child inherited them from the father.

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Q: What is the blood type of the father if the mother is O plus and the child is A?
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Related questions

What blood type of the child if the father is A plus and the mother is B plus?

A


What would the Blood type of a child be if mother was A plus and father was A?

A+


Can a child be o plus blood if the father is ab plus and the mother is o plus?

No!


Can an O plus father and an A plus mother have an A plus child?

Yes.... because blood trait A is dominant on blood trait O... the child will then have blood group A


What blood type will your son father have if the mother is o plus and the child is o plus?

The father's blood type can be O, A, or B.


What will be the child's blood group if mother is A plus and Father A plus?

A positive with highest probability


Is it possible father blood O plus Mother AB plus and child carry A?

Yes, it is possible for both mother and father to be RH positive and a child to be RH negative.


What would be the blood type of the child if the mother is B plus and the father is A plus?

ab+ a+ b+


What blood group will father be if mother is o plus one child is o and other child is b plus?

poiuyt


Mother is a plus child 0 plus what could father be?

Mother is a plus child 0 plus what could father be?


Can a child with B plus blood have an O plus father?

Yes, as long as the mother has B in her blood type (either B or AB), the father can have O.


What blood type would a child have if the father is A plus and the mother is O plus?

The child would have A plus blood type since A blood type is a dominant trait while O blood type is a recessive trait