bacterial microorganism in a magnifier. bacteria and germs colorful set, micro-organisms, bacteria, viruses, fungi

bacillus background bacteria bacterial bacterium biological biology cartoon cell coli colony danger dangerous dirty ebola epidemic germ glass good green health ill illness illustration infection lactic lactobacillus magnifier magnify magnifying medical medicine micro microbe microbiology microbiome microorganism microscope microscopic organism pathogen prebiotic probiotics science set sick small template vector virus