• The_v@lemmy.world
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    4 months ago

    Airborne respiratory viruses in humans tend to decrease in lethality. This doesn’t really transfer anywhere else. The decrease in severity in is due to selection pressure from human quarantine behavior.

    Killing the host is normal in single celled organisms. The most common method viruses leave the cell I by causing it to burst open.

    Killing the host is also common in the plant world.