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A coronavirus pandemic is sweeping the world, but what exactly is a virus? Is it alive?

A coronavirus pandemic is sweeping the world, but what exactly is a virus? Is it alive?They're invisible and can make us sick — but how? And why is it so hard for scientists to stop a new virus?




from Yahoo News - Latest News & Headlines https://ift.tt/2U7Q7T9

A coronavirus pandemic is sweeping the world, but what exactly is a virus? Is it alive? A coronavirus pandemic is sweeping the world, but what exactly is a virus? Is it alive? Reviewed by Beauty Tips on March 15, 2020 Rating: 5

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