bacteria . cell morphology

bacilli bacillus bacteria bacterial bacterium biological biology botulism cell cells cellular cholera classification clubshaped cocci coccobacillus coccus diplobacilli diplobacillus diplococci disease form gonorrhea helical helicobacter human illustration infection medical medicine microbe microbiology morphologies morphology palisades pneumonia prokaryotic pylori rodshaped salmonella sarcina science set shape shaped shapes spherical spiral spirilla spirillum spirochete spore staphylococci staphylococcus streptobacilli streptobacillus streptococci streptococcus tetrad treponema vector vibrio virus yshapes