DNA, RibosomalDNA, Ribosomal SpacerAsteraceaeBasidiomycotaPhylogenyDNA, FungalSequence Analysis, DNAMolecular Sequence DataRNA, Ribosomal, 16SRNA, RibosomalRNA, Ribosomal, 28SRNA Polymerase IDNA, BacterialRNA, Ribosomal, 5.8SNucleolus Organizer RegionCell NucleolusGenes, rRNARNA, Ribosomal, 5SPol1 Transcription Initiation Complex ProteinsBase CompositionPolymerase Chain ReactionSpecies SpecificityRNA, Ribosomal, 23SRNA, BacterialTranscription, GeneticPolymorphism, Restriction Fragment LengthSoil MicrobiologyNucleic Acid HybridizationBacteriaIn Situ Hybridization, FluorescenceDNA, ProtozoanRepetitive Sequences, Nucleic AcidAscomycotaTetrahymena thermophilaMycological Typing TechniquesDNA, PlantDNA PrimersSaccharomyces cerevisiaeEvolution, MolecularBacterial Typing TechniquesSeawaterChromosomes, PlantWater MicrobiologyDNA, IntergenicSequence Homology, Nucleic AcidTetrahymenaGene SilencingDNA Restriction EnzymesPhysarumPhenotypePolyploidySequence AlignmentGammaproteobacteriaBetaproteobacteriaFresh WaterPassifloraGram-Negative Aerobic Rods and CocciChromatin