Given the following alleles that control the traits of Drosophila melanogaster: R = red eyes L = long wings B = brown body r = sepia eyes l = vestigial wings b = black body A testcross between a triple heterozygous parent and a recessive parent revealed the following expressed alleles: 55 sepia long brown 8 sepial long black 187 sepia vestigial black 1 sepia vestigial brown 43 red vestigial black 196 red long brown 2 red long black 9 red vestigial brown Determine the order of the loci and the distance between them in centimorgan (cM). Construct a gene map to show your results.

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