title: Amplification of ribosomal DNA in Acheta. I. The number of chromomeres involved in the amplification process.
mesh_terms: D000818:Animals; D002466:Cell Nucleolus / Q000648:ultrastructure; D002875:Chromosomes / Q000648:ultrastructure*; D004247:DNA; D005260:Female; D007621:Karyotyping; D008297:Male; D008540:Meiosis; D008938:Mitosis; D009865:Oocytes / Q000648:ultrastructure; D009987:Orthoptera / Q000648:ultrastructure; D010641:Phenotype; D011110:Polymorphism, Genetic; D012335:RNA, Ribosomal; D012270:Ribosomes; D013090:Spermatocytes / Q000648:ultrastructure
chemical_list: D012335:RNA, Ribosomal; D004247:DNA