title: Intron size and natural selection.
authors.affiliation: Departamento de Genética, Universidade Federal do Rio de Janeiro, Brazil.
authors.forename: A B
authors.initials: AB
authors.lastname: Carvalho
authors.forename: A G
authors.initials: AG
authors.lastname: Clark
mesh_terms: D000818:Animals; D004331:Drosophila melanogaster / Q000235:genetics*; D019143:Evolution, Molecular; D007438:Introns; D011995:Recombination, Genetic; D012641:Selection, Genetic