Question

Based on the genotype of AB blood, what relationship do the A and B genes have?

A is recessive.
B is recessive.
They show incomplete dominance.
They are codominant.

Answer 1

Answer: PLATO answer:

They are codominant

Explanation: The A and B antigens are equally present on the red blood cells, so the relationship of the A and B genes is codominant.

Answer 2

They are codominant.

Step-by-step explanation:

A and B are both expressed , when they are both inherited.