2019 Odisha Principles of Inheritance and VariationMultiple alleles - ABO blood groups Medium Question 2 of 4 in Multiple alleles - ABO blood groups

In a marriage between male with blood group A and female with blood group B, the progeny had either blood group AB or B. What could be the possible genotype of parents?

A $I^Ai$ (Male) : $I^BI^B$ (Female)
B $I^AI^A$ (Male) : $I^BI^B$ (Female)
C $I^AI^A$ (Male) : $I^Bi$ (Female)
D $I^Ai$ (Male) : $I^Bi$ (Female)

The answer is A.

Solution

Concept Multiple alleles - ABO blood groups

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4 questions from this chapter have appeared across 4 exam years.