Question

    If one parent has blood group AB and the other has blood group O, what are the possible blood groups of their child?

    A A or B Correct Answer Incorrect Answer
    B A or B or O Correct Answer Incorrect Answer
    C A or AB or O Correct Answer Incorrect Answer
    D A or B or AB or O Correct Answer Incorrect Answer

    Solution

    A parent with AB blood group can pass either A or B alleles, while a parent with O blood group can only pass O alleles. Therefore, their child can have either A or B blood group.

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