Question

pregnant woman has an equal chance of her baby being blood group A or blood group AB. Which one of the following shows the possible genotypes of the woman and the father of her child?

1)IA IA and IB IO

2)IA IB and IB IO

3)IA IO and IB IO

4)IO IB and IA IO

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Answer 1

2) is the correct answer ..

A pregnant woman has an equal chance of her baby being blood group A or blood group AB. Which one of the following shows the possible genotypes of the woman and the father of her child? Ratio of AB: A= 1:1. Hence, first answer is correct.