Question

Person having genotype $I^A\, I^B$ would show the blood group as $AB$. This is because of

• A. pleiotropy
• B. co-dominance
• C. segregation
• D. incomplete dominance

Answer 1

Answer: (B)

co-dominance

Answer 2

Explanation: When $F_1$ generation resembles both parents, this is called co-dominance. This is often seen in $ABO$ blood grouping. Since both $A$ and $B$ sugars are dominant, hence it results in the $AB$ blood group.