How New COVID-19 Variants Emerge: Natural Selection and the Evolution of the SARS-CoV-2 Virus - SciTechDaily

Nature is analog. It is not a binary system. In the living world there are no explicit switches that discreetly turn systems on or off. Rather, nature adjusts systems through analog dials, like an old radio — gradually changing variables to achieve balance an…

New variants of SARS-CoV-2, the virus that causes COVID-19, arise through mutations when the virus replicates in an infected host’s cells. Credit: NIAID Nature is analog. It is not a binary system. … [+7780 chars]

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