Principles of Inheritance and Variation Question 108
108. A man of A-blood group marries a women of $A B$ blood group. Which type of progeny would indicate that man is heterozygous $A$ ?
(a) $AB$
(b) $A$
(c) $O$
(d) $B$
Show Answer
Answer : d
Hints & Solution
(d) $I^{A} I^{O} \times I^{A} I^{B}$ gives us the following genotypes $I^{A} I^{A}, I^{O} I^{B}, I^{A} I^{B}$ and $I^{A} I^{O}$.
