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The mother can be type A or AB. She cannot be type O or B.

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Q: If O positive father and A blood group son what blood group must the mother be?
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Related questions

If a Mother is A positive blood group and a Father is A positive blood can they have a child that is A negative blood group?

95% not.


If mother is B positive and father is A positive what will be the blood group of child?

Blood type A/B


If a mother is B positive blood group and a father is O negative blood group can they have a child that is O positive blood group?

yeah its possible.


Can a mother have a positive and father have b positive can have baby with o positive blood group?

Yes, a mother with negative and a father with O positive can have a baby with B positive. If they do, the mother must have blood type B or AB.


What type of blood will baby have with father a positive and mother o positive?

baby blood group will be A or O


What blood group will baby have if mother is b positive and father is ab positive?

B positive


If the father is o positive and mother is o positive what would the child's blood group be?

O positive


What would be the blood group of child if father is A positive and mother is AB positive?

either "AB" or "A".


If the mother is Bpositive and the father is O positive what blood group will the baby be?

B+


If a Mother is A positive blood group and a Father is A positive blood group can they have a child that is B positive blood group?

NO... bcoz only AO genes are present....when both are coding for antibody A, there's no chance of getting a B group of blood


If father and mother both has B positive blood is there any problem for the child or the mother?

No,there will be no harm or problem to the child or mother when both are having B Positive Blood group.


What is the blood group of child of an O positive mother and an A negative father likely to be?

AB+