COVID-19 Mutations The COVID-19 caused by the SARS-CoV-2 virus, the coronavirus, like all other known viruses, has just one objective: to copy itself. When a virus enters your cells, they create new copies of the virus by obeying the instructions in their ribonucleic acid (RNA). The genome of SARS-CoV-2, the virus that produces COVID-19, is carried in the form of a...