types of bacteria. bacilli

aureus bacilli bacillus bacteria bacterial bacteriology bacterium biological biology boils botulism care cell cholera coccobacilli coccobacillus collection colony diarrhea digestive disease dysentery education flagellate former gonorrhea gram health human illness illustration infection infections infectious inflammatory isolated medical medicine membrane meningitis microbe microbial microbiological microbiology micrograph microorganism negative otitis pathogen pathogenic peptic peritonitis pestis pneumococcus pneumonia positive prokaryotes reproductive resistant respiratory rod rods salmonellosis scarlatina science set shaped sinusitis spore staphylococci staphylococcus tuberculosis type