Question

If polygenic trait by 2genes then what will be probability of individual inF2 generation show exact resemblance to F1 progeny

Answer 1

Answer:

For a polygenic trait controlled by two gene pairs, the probability of individuals in F

2

generation showing exact phenotype to F

1

is 20. E.g., a creative between pure white and negro human skin color yields mullet in F

1

and in F

2

where phenotype ratio I :6:15:20:15:6:1 where mullet is 20.