Ключевые слова: abstract, aids, anatomy, animal, backgrounds, bacterium, biology, blood, blue, cancer, cell, close, closeup, cold, coronavirus, epidemic, flu, genetic, healthcare, healthy, highscale, human, illness, illustration, lifestyle, macro, magnification, many, medicine, micro, microbiology, molecular, molecule, mutation, nature, organic, organism, pathogen, research, science, shape, small, spikes, structure, tumor, unhygienic, up, virus,