Question

Mr Smith has blood type AB, select the possible genotype/s that would result in this blood type.

Question 8 options:

A) Io Io

B) Ia Io

C) Ia Ia

D) Ia Ib

E) Ib Io

F) Ib Ib

Please look back at my other question regarding the ABO blood group question #6

Answer 1

D) I^a I^b

The blood type AB is observed in individuals with the genotype I^AI^B who express both antigens on their red blood cells.

As a result, answer D is correct.