Article
Patterns of microsatellite variation through a transition zone of a chromosomal cline in Drosophila americana.
Heredity - 1 Oct 2006
Schäfer M A, Orsini L, McAllister B F, Schlötterer C
Abstract excerpt
Chromosomal rearrangements have been considered as important barriers to gene flow and were often used in the delineation of species. The original taxonomic designation of Drosophila americana americana and Drosophila americana texana is based on the presence/absence of a centric fusion between the X- and fourth chromosomes. D. a. americana presents the derived fused state, whereas Drosophila a. texana presents...
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