title: Measuring learning in individual flies is not necessary to study the effects of single-gene mutations in Drosophila: a reply to Holliday and Hirsch.
mesh_terms: D000818:Animals; D003214:Conditioning, Classical / Q000502:physiology; D004331:Drosophila melanogaster / Q000235:genetics*; D007858:Learning / Q000502:physiology*; D009154:Mutation