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14/09/2021 4:02 pm
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A man with blood group A marries a woman with blood group 0 and their daughter has blood group 0. Is this information enough to tell you which of the trait - blood group A or 0 is dominant? Why or why not?
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14/09/2021 4:03 pm
No, this information is not enough to tell us which of the traits - blood group A or 0, is dominant. Because a pair of genes determines the blood group. In this case child has inherited 1° from mother as well as father. (Father having I°I° and mother having I°I°.)