In the lab you decide to mate two flies and run analyses on the offspring.

1.     In the lab you decide to mate two flies and run analyses on the offspring. You mate a

female fly that is true breeding for red eyes (R) and normal wings (N) with a male fly that

is true breeding for black eyes (r) and vestigial wings (n). You then take one of the male

fly babies from this cross, and mate it with a female fly that you have previously

determined to have a genotype of RRNn. What Genotypic ratio would you expect? What Phenotypic ratio would you expect?

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