One of her parents have typeA and other have type B blood group.
It follows the Codominance pattern of blood group. In which A and B both have polysaccharides sugar on them and i doesn't have any polysaccharideses sugar .
A and B can take blood from any blood group except AB so ,they are also called as universal recipient. O can take blood from only O but give to every blood group so it is called universal donor.
As the mother have AB blood group so there parent's will have Both Type A and Type B blood grouping.
to learn more about ABO blood group clickhttps://brainly.com/question/17052766
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