When mutants appear in disaster movies, it is usually cause for panic. The mutation of the coronavirus therefore seems to be something to worry about. A specter is that another virus variant is able to outsmart mouth masks and hand soap. But is that also the case? Five questions about the evolving Covid-19 virus.
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1. Is the second wave virus different?
Partly yes. In a pre-publication of a large American study this week, it appears that almost all viruses found in the Houston area now belong to one …
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