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A man and a woman, neither of whom know their blood type, have a daughter. The...

A man and a woman, neither of whom know their blood type, have a daughter. The parents learn that their daughter is blood type B.

a. Could both the man and woman be blood type O? Explain

b. Suppose the couple’s next child is blood type A. In the space below list three (3) parental genotype combinations that could result in both a type A offspring and a type B offspring.

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