Ключевые слова: america, american, background, bacteria, biological, biology, black, blue, cell, close, color, culture, detail, disease, education, epidemic, germ, health, healthcare, illlness, infected, infectious, life, macro, magnification, maine, mainer, malady, map, medical, medicine, micro, microscope, outbreak, outline, pandemic, pathogen, research, science, sickness, small, specimen, spores, stem, study, technology, united, usa, view, virus,