lildondon18 lildondon18

23-04-2021
Biology

contestada

Viruses change at a very fast rate Can you use this information to explain why vaccines against a specific virus don't last forever ?

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johnsmith1241563 johnsmith1241563

06-05-2021

Viruses can multiply very quickly, and so they can go through natural selection at a much quicker rate, allowing certain vaccine resistant mutations to take over a population.

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