Q. For a person with blood group 'O', which of the following is not a possible combination of parents' blood group genotypes?
A) Father: IᴬIᴮ and Mother: Iᴬi
B) Father: Iᴬi and Mother: Iᴬi
C) Father: Iᴬi and Mother: Iᴮi
D) Father: Iᴮi and Mother: Iᴮi
Explanation
[Solution from source] Blood group O is genotype ii, so each parent must carry an i allele. A father with IᴬIᴮ has no i allele. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.