Related by context. Frequent words. (Click for all words.) 61 S. cerevisiae 60 symbiont 60 sexual dimorphism 57 taxa 57 phylogenetic 57 Supplementary Fig 56 symbionts 56 gut microbiota 55 reproduce asexually 55 morphologically 55 morphological 55 asexual reproduction 55 genotypic 55 Anopheles gambiae 55 major histocompatibility complex 55 clades 55 transcriptional regulation 55 fruit fly Drosophila 54 speciation 54 convergent evolution 54 genetic variability 54 protozoan 54 homologs 54 allelic 54 histone modifications 54 morphologies 54 Fig. 1A 54 spp 54 phenotypes 54 evolutionarily conserved 53 methylation patterns 53 melanogaster 53 Caenorhabditis elegans 53 unicellular 53 parasitism 53 phylogeny 53 sociobiology 53 elegans 53 transmembrane 53 mammalian 53 heterozygosity 52 systematics 52 Arabidopsis thaliana 52 diploid 52 prokaryotes 52 mycorrhizal fungi 52 phenotypic 52 Th2 52 pathophysiological 52 chromosomal regions 52 mammalian brain 52 cichlids 52 mammalian species 52 sticklebacks 52 Wolbachia 52 evolutionary origins 52 haploid 52 larval stages 52 angiosperms 52 karyotype 52 microRNA expression 52 sociality 51 relatedness 51 taxon 51 Toxoplasma 51 flatworms 51 faunal 51 nonhuman primates 51 Neuronal 51 MAOA 51 serotonin transporter 51 homolog 51 homologous 51 rhesus 51 intron 51 morphogenesis 51 trophic 51 marine invertebrates 51 eukaryotic 51 nucleotide sequence 51 microbiota 51 Toxoplasma gondii 51 germline 51 cofactors 51 Xenopus 51 interspecies 51 subfamily 51 phenotype 50 cadherin 50 hybridization 50 aquatic invertebrates 50 oscillatory 50 clonal 50 proteolysis 50 caudal 50 filamentous 50 hybridisation 50 meiotic 50 HLA genes 50 species 50 imprinted genes