Virus mutations down to chance, in more ways than one – Yahoo News Australia

The emergence of several, more infectious strains of the novel coronavirus SARS-CoV-2 has worried governments and scientists, who are investigating how and why the virus became more transmissible.
Like all viruses, SARS-CoV-2 mutates in order to maximise its survival chances.
When it replicates, tiny errors in its genetic coding are introduced.
Most of these are inconsequential. But some — as with the virus variants that emerged recently in Britain, South Africa and Brazil — can give the virus…

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