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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?​

Answer»

ith 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?GIVEN information is not enough to tell us which characteristics are dominant –blood group A or O. Blood TYPE A is always dominant in the type of ABO blood and blood type O is always RECESSIVE. Here, father’s group of blood MAY be genotypically AA (homozygous) or AO (heterozygous), where as that of mother can be OA or OO.



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