Figure 1

melanogaster subgroup: mitotic chromosomes are counterstained with DAPI and hybridized with the Py12 probe and the 240-bp probe (in boxes). (a) D. sechellia, (b) D. simulans, (c) D. santomea and (d) D. yakuba.
melanogaster subgroup: mitotic chromosomes are counterstained with DAPI and hybridized with the Py12 probe and the 240-bp probe (in boxes). (a) D. sechellia, (b) D. simulans, (c) D. santomea and (d) D. yakuba.