in Fundamentals of Genetics by

1 Answer

0 votes

F2 generation of a dihybrid cross is the offsprings of the dihybrid F1 individuals. There are 16 possible genetic recombinations in F2 generation in dihybrid cross but only 9 genotypes. Because of dominance only 4 phenotypes are normally observed and thus the phenotypic ratio 9:3:3:1.

by