An AABB individual is crossed to an aabb individual. The F1 offspring, which are AaBb, are crossed to aabb individuals. The F2 offspring can be AaBb, Aabb, aaBb, or aabb.

Question

Which of these four types do you expect to be the most common?

Answer 1

All of these genotypes would be present in the ratio 1:1:1:1, meaning all of them will be equally present in a punette square.