Question

What was the result when Morgan mated fruit flies with the genotypes XRXr and XRY?

Answer 1

if Morgan crossed XrXr and XrY, a white-eyed female and a white flied male, it will produce 2 XrXr(white-eyed female fly) and 2 XrY(white-eyed male fly).

Answer 2

All the females had red eyes and half the males had red eyes.