Polygenic trait is controlled by 3 genes A, B and C. P In a cross \( \mathrm{AaBbCc} \times \mat...
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Polygenic trait is controlled by 3 genes A, B and C.
P
In a cross \( \mathrm{AaBbCc} \times \mathrm{AaBbCc} \), the phenotypic ratio
W
of the off springs. was observed as :
\[
1: 6: \times: 20: \times: 6: 1
\]
what is the possible value of \( x \) ?
(A) 3
(B) 9
(C) 15
(D) 25
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