Q. A man of blood group–A marries woman of blood group-AB, which type of progeny would indicate that man is heterozygous?
A) O
B) B
C) A
D) AB
Explanation
[image:5d_image2.jpeg] In this case, progeny with blood group-B is produced only when man is heterozygous, i.e.,$I^{A}I^{O}.$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.