title: Fine structure of active genes in prokaryotes and eukaryotes.
mesh_terms: D000818:Animals; D002875:Chromosomes / Q000378:metabolism*; D002876:Chromosomes, Bacterial / Q000378:metabolism*; D004247:DNA; D004269:DNA, Bacterial; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004926:Escherichia coli / Q000166:cytology / Q000378:metabolism; D005260:Female; D005796:Genes; D006367:HeLa Cells; D006801:Humans; D008854:Microscopy, Electron; D010063:Ovum / Q000166:cytology; D011132:Polyribosomes; D012329:RNA, Bacterial / Q000096:biosynthesis; D012335:RNA, Ribosomal / Q000096:biosynthesis; D012441:Saccharomyces cerevisiae / Q000166:cytology; D014158:Transcription, Genetic; D014319:Triturus; D014981:Xenopus
chemical_list: D004269:DNA, Bacterial; D012329:RNA, Bacterial; D012335:RNA, Ribosomal; D004247:DNA; D012321:DNA-Directed RNA Polymerases