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In Drosophila black body (B) is dominant to gray (b) and long wings (L) is dominant...

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Biology

In Drosophila black body (B) is dominant to gray (b) and longwings (L) is dominant to short wings (l). The F1 flies wereproduced by crossing a homozygous black, homozygous long winged flywith a gray short winged fly. (4)

a) Give the genotypes of the Parents and the F1.

b) If an F1 is testcrossed, what is theexpected phenotypic ratio?

c) If the F1 are allowed to interbreed what are the expectedphenotypes and probably proportions in the F2 generation?

d) If the F1 is mated with a true breeding black and long wingedfly, what would be the expected phenotype(s) and the probablyproportions of the F2 generation

Answer & Explanation Solved by verified expert
4.0 Ratings (707 Votes)
a Give the genotypes of the Parents and the F1 Parents genotype homozygous black homozygous long winged fly BBLL gray short winged flybbll All the F1 flies will be BbLl    See Answer
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