title: Association of nonhomologous chromosomes in Drosophila virilis at different stages of development.
mesh_terms: D000818:Animals; D002875:Chromosomes / Q000648:ultrastructure*; D004330:Drosophila / Q000254:growth & development* / Q000648:ultrastructure; D005260:Female; D008297:Male; D012469:Salivary Glands / Q000254:growth & development* / Q000648:ultrastructure; D012730:Sex Chromosomes / Q000648:ultrastructure