The parental cross in drosophila is a mutant male fly bb ., Ask an Expert

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The parental cross in Drosophila is a mutant male fly (b/b . B/B) with a virgin wild-type female (+/+ . +/+) What are the expected phenotypic ratios for each sex AND the overall population of the F2 generation? There may not be 4 phenotypes for each group.

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