Related by context. Frequent words. (Click for all words.) 58 phylogeny 57 vertebrate 56 evolutionary 56 lineages 56 multicellular organisms 56 speciation 55 microbiota 55 clades 53 terrestrial ecosystems 53 phylogenetic 52 mammalian 52 metabolic pathways 52 auxin 52 epigenome 52 mammalian species 51 comparative genomics 51 genes 51 eukaryotes 51 Ardipithecus 51 evolutionarily 51 physiology 51 genetics 51 Wolbachia 51 introns 51 melanosomes 51 mutational 51 alternative splicing 51 morphologies 51 gene expression patterns 50 conformations 50 embryogenesis 50 neuronal activity 50 molecular pathways 50 conformational 50 neural circuitry 50 genomic 50 multicellular 50 morphological 50 mammalian brain 49 primate species 49 megafauna 49 single celled organisms 49 biochemical processes 49 gene sequences 49 prion protein 49 Plasmodium 49 Homo sapiens 49 neural mechanisms 49 RNA polymerase 49 RNA molecule 49 vertebrates 49 synaptic connections 49 tyrannosaurs 49 genetic variability 49 hominins 49 nitrogen fixation 49 intestinal bacteria 48 morphology 48 gene expression 48 stem cell differentiation 48 diatoms 48 carnivorous dinosaurs 48 theropods 48 organism 48 mammals 48 synaptic plasticity 48 vertebrate species 48 arthropods 48 single celled 48 genomes 48 proteins 48 genetic 48 metabolic processes 48 P. falciparum 48 olfaction 48 DNA sequences 48 genetic diversity 48 protein synthesis 48 microflora 48 oxygen isotopes 48 RNA molecules 48 taxa 47 phage 47 molecular interactions 47 species 47 epigenetic 47 phenotypic 47 enzymatic activity 47 cellular metabolism 47 organelle 47 Neandertals 47 neurones 47 mtDNA 47 Late Cretaceous 47 neural circuits 47 phenotype 47 biology 47 organisms 47 diatom 47 mutations 47 biological molecules