Abstract
Artificial selection for positive and negative phototaxis was conducted in populations ofDrosophila melanogaster that were polymorphic at thesepia locus. Photoselection response was accompanied by a correlated response in the frequency of thesepia allele. Changes insepia frequency were shown to be significantly different from those predicted by several neutral models. Implications of this correlated response are briefly discussed in terms of the neurogenetic basis of phototaxis.
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This work was supported by NIH Grants GM19583, GM25424, and NS15263.
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Markow, T.A., Clark, A.G. Correlated response to phototactic selection. Behav Genet 14, 279–293 (1984). https://doi.org/10.1007/BF01065547
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DOI: https://doi.org/10.1007/BF01065547