Ключевые слова: 2021, 3d, alert, biohazard, cell, contagion, corona, coronavirus, covid19, danger, dangerous, disease, epidemic, hiv, infection, infectious, infectious disease, isolated, medicine, microbiology, microorganism, microscopic, mutation, omicron, outbreak, pandemic, prevention, sars, sarscov2, science, south africa, vaccine, variant, viral disease, virology, virus, warning,