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Bar eye (B) is a dominant and sex-linked trait of Drosophila. Curved wings (cu) and black...

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Biology

Bar eye (B) is a dominant and sex-linked trait of Drosophila.Curved wings (cu) and black body (bl) are recessive traits, bothfound on chromosome 2, separated by 24 map units. A homozygousBar-eyed, black-bodied female is crossed to a true-breeding maleexpressing curved wings. The heterozygous F1 female is then crossedto a male expressing all three traits. At what frequency among theF2 would you expect to find a completely wild type male?

How often would you find a Bar eyed, curved wing female?

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3.8 Ratings (730 Votes)
Cross 1 Black bodied Bar eyed female crossed to Male with Curved wings bl cbl c XBXBx bl cbl c XY F1 bl cbl c XBX F1 Heterozygous Female Cross 2 F1 Heterozygous female crossed to male expressing all three traits bl cbl    See Answer
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