Question

Drosophila eye color is an X-linked trait. Red eye color is dominant, and white eye color is recessive. Which Punnett square shows the probability that 25 percent of offspring will be red-eyed males?

Answer 1

Where are the punnett squares?

Answer 2

The two parents should have genotype a of something like XXi x XY where Xi is the allele for red eye colour.

Answer 3

I dont have an answer to this, I did study it at one time, but I would like to say, if you are interested it is very mathematical i.e. it conforms very well to mathematical laws, particularly probability