one parent has type AB blood while the other has Type O blood. Which two blood type could their children have?

A mother who is blood type O can only pass an O allele to her son or daughter. A father who is blood type AB could pass either an A or a B allele to his son or daughter. This couple could have children of either blood type A (O from mother and A from father) or blood type B

58750.08068 is the answer i think

the answer is:  

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