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28 Sep 2019
3. An orange-eyed female fruit fly is crossed to a brown-eyedmale. The F1 offspring all have red eyes. The F1 are intercrossed,and the F2 are found to consist of 301 red-eyed flies, 93orange-eyed flies, 87 brown-eyed flies, and 29 white eyed flies.Assign symbols to the genes.
a. What were the genotypes of the parents?
b. What were the genotypes of the F1 offspring?
c. What genotypes will be found in the F2 white-eyed offspringand in what proportions?
3. An orange-eyed female fruit fly is crossed to a brown-eyedmale. The F1 offspring all have red eyes. The F1 are intercrossed,and the F2 are found to consist of 301 red-eyed flies, 93orange-eyed flies, 87 brown-eyed flies, and 29 white eyed flies.Assign symbols to the genes.
a. What were the genotypes of the parents?
b. What were the genotypes of the F1 offspring?
c. What genotypes will be found in the F2 white-eyed offspringand in what proportions?
Trinidad TremblayLv2
28 Sep 2019
