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A man with blood group A marries a woman...

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 ?

Text Solution

Verified by Experts

No, the given information is not enough to tell us whether the trait of blood group A or blood group O is dominant.
`rarr` Blood group trait is controlled by genes and inherited from parents.
`rarr` Daughter has blood group O and two copies of genes as it inherited one each from the father and the mother.
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