Question

in a polygenic cross AaBbCc×AaBbCc the phenotypic ratio offspring is 1:6:X:20:X:6:1. what is the value of the X?
1) 7
2) 9
3) 15
4) 25​

Answer 1

Answer:

A polygenic trait is controlled by 3 genes, A, B and C. In a cross, AaBbCc ×AaBbCc, the phenotypic ratio of the offspring was observed as 1:6:X:20:x:6:1 what is the possible value of x==

Explanation:

C=15