A female fruit fly with the recessive mutant phenotype of white eyes and miniature wings is...

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Biology

A female fruit fly with the recessive mutant phenotype of whiteeyes and miniature wings is mated with a male possessing thewild-type phenotype of red eyes and normal wings. Among the F1s,all the females are wild-type while all the males exhibit themutant phenotype. The F2s resulting from a test cross exhibitpredominantly (63%) parental phenotypes. How do you explain theseresults?

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These results occur when the two alleles are linked to the X chromosome In fruit flies males are hemizygous for the X chromosomehave only 1 copy of the X chromosome and therefore male F1 flies See Answer

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