Test cross
What was the phenotypic ratio for the offspring resulting from this testcross?
Results for the F1 generation for monohybrid cross between a female fly with brown eye (BW) color with a male fly having ebony body (E) color are as shown below.
Fly lab Lab Notes for Steven F
Parents
(Female: BW) x (Male: E)
Offspring
Phenotype Number Proportion Ratio
Female: + 494 0.5067 1.027
Male: + 481 0.4933 1.000
Total 975
All the offspring had a wild-type phenotype for the brown eyes and ebony body. This shows that, both brown eye and ebony body are recessive genes. The phenotypic ratio for the offspring resulting from the ...