Related by context. Frequent words. (Click for all words.) 62 isotope ratios 61 mitochondrial genome 60 Neandertal 59 amino acid sequences 59 mtDNA 57 pseudogenes 57 genomic sequence 57 phylogeny 57 genetic variability 56 haplotypes 56 methylation patterns 56 placental mammals 56 Xenopus 56 Supplementary Fig 56 morphologically 56 nucleotide sequence 55 clades 55 karyotype 54 phylogenetic analysis 54 genotypic 54 homologs 53 S. cerevisiae 53 phylogenetic tree 53 diploid 53 foraminifera 53 DNA sequences 53 coding sequences 53 taxa 53 RNA sequences 52 elemental composition 52 gene expression profiles 52 Hox genes 52 heterozygosity 52 genotypes 52 isotopic composition 52 taxon 52 subfamily 52 plesiosaurs 51 coprolites 51 gene sequences 51 phylogenetic 51 allelic 51 haploid 51 teosinte 51 morphological 51 Mitochondrial DNA 51 prokaryotes 51 genotyped 51 Bacillus subtilis 51 genetically identical 51 eukaryotic 51 diatom 51 methanogens 51 Fig. 1A 51 Radiocarbon dating 51 microfossils 51 mutant strains 51 gut microbes 51 histone modifications 51 mitochondrial DNA 51 cDNA 51 abundances 51 transcriptome 50 microbiota 50 oxygen isotopes 50 sexual dimorphism 50 Saccharomyces cerevisiae 50 otoliths 50 lineages 50 isotopic 50 morphology 50 gut microbiota 50 hunter gatherer societies 50 mice lacking 50 HLA genes 50 loci 50 spermatozoa 50 braincase 50 theropod 50 oxygen isotope 50 ESTs 50 gene expression patterns 50 haplogroup 49 morphologies 49 genetically 49 horned dinosaurs 49 phenotype 49 hominid species 49 morphologic 49 homologue 49 radiocarbon dated 49 unicellular 49 prokaryotic 49 Neanderthal DNA 49 mutational 49 feathered dinosaurs 49 Brusatte 49 arthropod 49 genetic sequences 49 mRNA expression 49 specimen