title: Evolutionary biology: Early evolution comes full circle.
authors.forename: William
authors.initials: W
authors.lastname: Martin
authors.forename: T Martin
authors.initials: TM
authors.lastname: Embley
mesh_terms: D001419:Bacteria / Q000235:genetics*; D005057:Eukaryotic Cells / Q000166:cytology / Q000378:metabolism; D019143:Evolution, Molecular; D016678:Genome; D023281:Genomics; D008957:Models, Genetic; D010802:Phylogeny; D011387:Prokaryotic Cells / Q000378:metabolism; D011995:Recombination, Genetic / Q000235:genetics; D013559:Symbiosis; D015003:Yeasts / Q000235:genetics*