Evolution, MolecularHydraCnidariaPhylogenyInvertebratesVertebratesBiological EvolutionMolecular Sequence DataMultigene FamilyAmino Acid SequenceDirected Molecular EvolutionSelection, GeneticModels, GeneticSpecies SpecificityBase SequenceSequence AlignmentCultural EvolutionSequence Analysis, DNAGenetic VariationPlacozoaGenomePoriferaAdaptation, BiologicalConserved SequenceFossilsClonal EvolutionChoanoflagellataSequence Homology, Amino AcidEukaryotaMutationChordata, NonvertebratePrimatesModels, BiologicalDrosophilaDrosophila melanogasterCaenorhabditis elegansMammalsLikelihood FunctionsGene Transfer, HorizontalPlatyhelminthsGenomicsGenetic SpeciationSyntenyArthropodsProtein Structure, TertiaryDrosophila ProteinsEvolution, ChemicalSequence Homology, Nucleic AcidHominidaeIntronsAdaptation, PhysiologicalComputational BiologyPhenotypeGenome, MitochondrialCtenophoraGenes, InsectAnnelidaMesomycetozoeaPlantsDNA, MitochondrialAngiospermsEukaryotic CellsModels, MolecularReproductionBayes TheoremGene Expression Regulation, DevelopmentalGenome, BacterialFishesRecombination, GeneticCloning, MolecularPseudogenesPan troglodytesGenome, PlantSea AnemonesTranscription FactorsCaenorhabditis elegans ProteinsNematodaCodonHydrozoaChromosome MappingGenetic DriftGene OrderGenes, PlantComputer SimulationGenetic FitnessPaleontologyBacteriaProteinsEvolution, PlanetarySymbiosisEcosystemGenes, MitochondrialGenetics, PopulationGenes, HomeoboxTime FactorsBody PatterningGenes, DuplicateEmbryo, NonmammalianGenome, InsectParasites