probiotics bacteria . biology, science microscopic medicine. digestion stomach escherichia coli, treatment, health care

division sell thermophiles unicellular binaryfission geneticmaterial harmful cellwall extremophiles microscopic methanogens decomposers replication grampositive coccus nitrogen pathogens probiotic prokaryotes halophiles shapes acidophiles flagella nitrogenfixation bacillus microflora infection microorganisms reproduction microbiome aerobic organisms colonies growth symbiotic metabolism plasmids germs antibiotic anaerobic cells gramnegative pathogenic spiral bacteria microbes beneficial dna resistance ai generated