Principle Of Inheritance And Variation Question 292
Question: Parents of blood groups O and AB cannot have a child of group AB because [MP PMT 1992]
Options:
A) Gene O is dominant over gene A
B) Gene O is dominant over gene B’s allele
C) Gene A or B is absent in one of the parents
D) Gene A and B are absent in one of the parents
Show Answer
Answer:
Correct Answer: D
Solution:
Hetrozygous IA/IB individual are blood group AB. Both the A antigen (Product of the IA alleles) and the B antigen (Product of the IB alleles) are produced by them.
BETA
