Bacteria evolve rapidly in the human gut by sharing genetic elements with each other. Bacteriodales is a prolific order of gut bacteria that trade hundreds of genetic elements. Little is known, however, about the effects of these DNA transfers, either to the fitness of the bacteria or the host. Bacteria evolve rapidly in the human gut by sharing genetic elements with each other. Bacteriodales is a prolific order of gut bacteria that trade hundreds of genetic elements. Little is known, however, about the effects of these DNA transfers, either to the fitness of the bacteria or the host. Cell & Microbiology Molecular & Computational biology Phys.org – latest science and technology news stories