title: Fine structure analysis of a chromosome segment in Drosophila melanogaster. Analysis of x-ray-induced lethals.
mesh_terms: D000818:Animals; D002869:Chromosome Aberrations; D002874:Chromosome Mapping; D004330:Drosophila; D005260:Female; D005804:Genes, Lethal; D005816:Genetic Complementation Test; D008297:Male; D009154:Mutation / Q000528:radiation effects*; D011831:Radiation Genetics