atrichous bacteria

health meningitis microbes organism virology spherical anatomy flu cellular types microscopy pili parasite enteric freundii care salmonella dangerous coli influenza bacterium pathology structure biochemistry amalonaticus enterobacteriaceae movement laboratory flagellum arrangement atrichous cephalotrichous spirochete education biotechnology cilia flagella lophotrichous amphitrichous monotrichous streptococcaceae staphylococcus immunology endospores morphology bacilli classification streptococci streptococcus medicine disease microbe bacillus bacterial microscope cell infection science biology bacteria medical peritrichous microbiology vector microorganism diagram illness bacteriology microscopic pathogenic cocci pathogen biological vibrio immunization grampositive system cells