each person is, on average, an assemblage of 37 trillion eukaryotic cells combined with 300 trillion bacterial cells; the 20,000 protein-coding genes in the eukaryotic genome supplemented by 2 million bacterial genes.
for - stats - cells in body - eukaryotic vs microbiotic - eukaryotic - 37 trillion vs microbiome and bacteria - 300 trillion - eukaryotic - 20,000 protein coding genes vs microbiome and bacteria 2 million