title: Homoeotic genes, compartments and cell determination in Drosophila.
mesh_terms: D000818:Animals; D001756:Blastoderm / Q000166:cytology; D002999:Clone Cells / Q000502:physiology; D004330:Drosophila / Q000033:anatomy & histology / Q000196:embryology / Q000254:growth & development*; D005121:Extremities / Q000196:embryology / Q000254:growth & development; D005796:Genes; D008954:Models, Biological; D009024:Morphogenesis; D009154:Mutation; D010641:Phenotype; D014921:Wings, Animal / Q000196:embryology / Q000254:growth & development