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Covid variants: What happens when a virus mutates? - BBC News
The rapid spread of coronavirus variants has put the world on alert, but all viruses naturally mutate over time, and Covid is no exception.
BBC health correspondent Laura Foster explains what these variants are and where they are coming from.
Please subscribe HERE http://bit.ly/1rbfUog #BBCNews
The rapid spread of coronavirus variants has put the world on alert, but all viruses naturally mutate over time, and Covid is no exception.
BBC health correspondent Laura Foster explains what these variants are and where they are coming from.
Please subscribe HERE http://bit.ly/1rbfUog #BBCNews
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