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(NAS Colloquium) Genetics and the Origin of Species From Darwin to Molecular Biology 60 Years After Dobzhansky (1997) / Chapter Skim
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DNA variation at the Sod locus of Drosophila melanogaster: An unfolding story of natural selection
Pages 35-39

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.


From page 35...
... ~ hope arose that genera studies at 1bis ul~m~tc level of genetic resolution would hap resoKe the n~utr~3st-selectionist coIltrovcr~. For cxamplc nag 1hcorclical synapsis shed that the Distance of a balanced polymorphism Of maintained far long evolutionary periods oftime)
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From page 36...
... immediately after and some period afar, such a p~rh~1 selective cheap. Immediately after the roe in freqgencyofibe Odiously rare variant, ~1 chromosomes bearing tab sad variant ~# be ide~tic~ across ~sentia~y No whole regions Blob Baa awed along ash the selected vat.
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From page 39...
... locus~ndthe2021re~ion.Becau~ ~e18I9 rogion,rough~ 20 kb downstream offer appears to bein the ~vcptrcgion,ve conclude tbatthc~cptrcgion h~'tertban 20 kbinlengtb.Thisin turn suggests that surprisingly strong seloction~ct~dontbosel~ctedshctsclectionco~ficientontbe ord~rofO.O1 OF h ~ cry Jbop~t~roofUnkagedi~quC~rium 1~ F(> 2C, D~orphismsarcintbc major bistocompatibi~ty complain msmmalsti8,]
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Key Terms

  • sequence variation
  • balancing selection
  • natural selection
  • balanced polymorphism
  • rare variant

  • linked variation
  • protein polymorphisms
  • selection acts
  • amino acid
  • tightly linked

  • balanced polymorphisms
  • region surrounding
  • evolutionary periods
  • data appear
  • designated fast

  • third chromosome
  • john gillespie
  • common situation
  • arisen independently
  • surprisingly strong

  • appear compatible
  • putative partial
  • cell variants
  • acted recently
  • cell variant

  • chromosomes bearing
  • isolated subpopulation
  • locus appeared
  • kb downstream
  • kb upstream


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