Related by context. Frequent words. (Click for all words.) 62 biologically 61 genetically 58 evolutionary 56 neural circuitry 55 neocortex 55 Homo sapiens 55 lineages 54 vertebrates 53 vertebrate 53 mammalian 52 Biologically 52 phylogeny 52 taxa 52 genetic variability 51 mammalian species 51 homo sapiens 51 forelimbs 51 heritable 51 clade 51 hermaphrodites 51 limbic system 51 X chromosome 51 phylogenetic 51 phenotypes 50 Homo erectus 50 neural circuits 50 genes 50 evolutionary biologists 50 Neandertals 50 theropods 50 physiologically 50 humans 50 neurones 49 eukaryotes 49 single celled organisms 49 Genetically 49 anatomically 49 Australopithecus 49 phenotype 49 nonhuman primates 49 biochemical pathways 49 common ancestor 49 speciation 49 genetically distinct 49 Archaeopteryx 48 metabolically 48 hominid 48 C. elegans 48 mammals 48 hominids 48 maladaptive 48 relatedness 47 behaviorally 47 biochemically 47 Neanderthals 47 introns 47 gene expression patterns 47 herbivore 47 mating 47 genomes 47 behavioral traits 47 genetically identical 47 alleles 47 DNA sequences 47 Wolbachia 47 genetically programmed 47 single celled 47 tetrapods 47 hardwired 47 tyrannosaurs 47 organism 46 olfactory bulb 46 genetic makeup 46 neurons 46 neuronal cells 46 gene sequences 46 reproductive biology 46 chromosomes 46 hunter gatherer 46 herbivorous 46 homologous 46 neural 46 adaptive immune 46 somatic cells 46 vasopressin 46 cortex 45 germ cells 45 evolutionary psychology 45 hypothesis 45 genetic variation 45 baleen whales 45 morphological 45 brain circuitry 45 genetics 45 meiosis 45 Homo floresiensis 45 genetic markers 45 basal ganglia 45 neuronal activity 45 DNA strands 44 transgene