Question

please please tell this answer too ,too urgent and i am in hurry....​

Answer 1

Answer:

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. ... RNA viruses have high mutation rates that allow especially fast evolution.

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Answer 2

Answer:

see this picture.

Explanation:

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