Card 12 / 16: Assuming no gene linkage, in a dihybrid cross of AABB x aabb with AaBb F1 heterozygotes, what is the ratio of the F1 gametes (AB, aB, Ab, ab) that will give rise to the F2 offspring?
a.) 1:1:1:1
b.) 1:3:3:1
c.) 1:2:2:1
d.) 4:3:2:1

Keyboard Shortcuts