2. Now cross a female Drosophila with black body and vestigial wings to a wild type male. These alleles are on chromosome II. Testcross one of the F 1 females to a male you design with both mutations. a) Draw a map that shows chromosome II and the map distance (in map units or centimorgans) between the locus for the shaven bristle allele and the locus for the eyeless allele. .