Mary, who has type o blood, is expecting a child with her husband, who has type b blood. mary's husband's father has type a blood. what is the probability that the child will have type o blood?

1.0 percent
2.50 percent
3.100 percent
4.25 percent
5.75 percent

2.  50 percent

Explanation:

in the ABO system, similar inheritance patterns are seen in all blood group systems.

If a person of O blood group breeds with a person of B group all the children must be either B or O.

In the example given, there are 2 phenotypes of Type O blood and Type B blood. The type O blood phenotype can only result from one genotype of OO. But Type B blood can result from two different genotypes of BB and BO

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