Where Do Viruses Come From?
Tumble Science Podcast for Kids
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How Did Corona Viruses Come From?
Virus has to mutate, or randomly change in a way that suddenly allows it to work in the cells of a totally different animal. Species have to be physically close enough to each other for the virus to make the jump. And third, the virus has to be able to survive outside the body for long enough to get picked up. Scientists have discovered that corona virus can live three hours in the air and up to three days on a surface.
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