RNA, RibosomalPhylogenyRNA, Ribosomal, 16SDNA, RibosomalGenes, rRNABase SequenceMolecular Sequence DataSequence Analysis, DNARNA, BacterialRNA, Ribosomal, 18SRNA, Ribosomal, 28SRNADNA, BacterialRNA, Ribosomal, 5SNucleic Acid HybridizationBase CompositionDNA, Ribosomal SpacerGenesNucleic Acid ConformationPolymerase Chain ReactionRNA Polymerase ITranscription, GeneticSpecies SpecificityBacterial Typing TechniquesRNA, Ribosomal, 23SDNA Restriction EnzymesRNA, TransferRNA, Ribosomal, 5.8SRNA, ViralCell NucleolusHigh-Throughput Nucleotide SequencingSequence Homology, Nucleic AcidRNA, Small InterferingRNA, FungalRNA, ProtozoanTetrahymenaSequence Analysis, RNATranscription Factor TFIIIACloning, MolecularRNA SplicingRibosome Subunits, SmallPhysarumSoil MicrobiologyBacteriaRNA EditingDNAEscherichia coliDNA, MitochondrialDNA-Directed RNA PolymerasesRNA, Small NuclearGenes, BacterialGenome, MitochondrialDNA, FungalDNA PrimersPolymorphism, Restriction Fragment LengthGenetic VariationDNA, ProtozoanMetagenomeTrichomonadidaRibosomesCluster AnalysisAmino Acid SequenceSeawaterMutationSequence AlignmentNucleolus Organizer RegionEvolution, MolecularPol1 Transcription Initiation Complex ProteinsRNA, MessengerFatty AcidsDNA, RecombinantRepetitive Sequences, Nucleic AcidRNA Processing, Post-TranscriptionalPlasmidsBradyrhizobiaceaeProtozoan Infections, AnimalRestriction MappingSingle-Strand Specific DNA and RNA EndonucleasesCiliophoraPhenotypePromoter Regions, GeneticGeologic SedimentsBiodiversityBiological EvolutionArchaeaChromosome MappingRNA, UntranslatedParomomycinDNA, IntergenicActinomycetalesRNA PrecursorsRNA Polymerase IIIRNA, CatalyticRNA VirusesEukaryotaRNA InterferenceAcanthamoebaBlotting, SouthernSaccharomyces cerevisiaeMolecular Weight