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UK coronavirus variant spreading rapidly around the world likely emerged from a single infection – ABC News

We may never know exactly how the UK variant came to be, but it seems likely that about six months into the pandemic, the virus found the perfect human body to…

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Like every other virus before it, SARS-CoV-2 has only one goal: to survive.
The longer an outbreak rages, the more people contract but survive the infection, leaving the virus with a dwindling number of vulnerable bodies to infect.
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Its best chance of longevity is to evolve.
In doing so, the virus has to strike the right balance. If it becomes too deadly, it risks killing its host before finding another.
So the trick is to become more transmissible, but…

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