Ключевые слова: attack, bacillus, background, bacteria, bacterium, biology, blue, cancer, cell, close, closeup, coli, disease, epidemic, focus, genetic, germs, health, human, illness, infection, macro, medical, medicine, micro, microbe, microbes, microbiology, microorganism, microscope, microscopic, molecule, organism, research, science, scientific, sick, sickness, virus,