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ahrayia [7]
3 years ago
7

What is natural selection and how does it drive the evolution of a virus?

Biology
1 answer:
Sav [38]3 years ago
3 0
Viruses undergo evolution and natural selection, just like cell-based life, and most of them evolve rapidly. When two viruses infect a cell at the same time, they may swap genetic material to make new, mixed viruses with unique properties. For example, flu strains can arise this way.
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