First slide

Inheritance of One Gene

Question

A man of blood group A, marries a woman of blood group B and both of them are heterozygous for blood groups. The chances of their first child having blood group AB will be

Easy

A

25%
B

50%
C

75%
D

100%

Solution

The chances of the child to have blood group AB will be 25%.
Mother- I^Bi
Father- I^Ai
Children- I^Ai or I^Bi or I^AI^B or ii.

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