Question

Father has a blood group and mother has o blood group,then their son will ne which blood group

Answer 1

hey!!.
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##Since o group is a recessive trait the only possibility in this case is that the baby will also be O .

##Positive or negative depends on the respective rhesus antigens of the father and mother.

hope help u!!!
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Answer 2

hello

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↪the son's blood also same O because parents genes tranfer in son's blood they cause same blood in child.