Body Fluids and Circulation Question 36
36. A man with blood group A marries AB blood group woman. Which type of progeny indicate that the man is not homozygous?
[1993]
(a) $AB$
(b) $B$
(c) $A$
(d) $O$
Show Answer
Answer : b
Hints & Solutions
(b) $ .\begin{matrix} Man(A): I^{A} I^{o} \to I^{A} I^{A} \to A \\ arrow I^{A} I^{B} \to AB \\ \text{ Woman }(AB): I^{A} I^{B} \to I^{A} I^{o} \to AB \\ arrow I^{B} I^{o} \to B \end{bmatrix} \text{ all show heterozygous } $
