What Is a Virus? (Understanding Viruses) okumak kayıt olmadan

What Is a Virus? (Understanding Viruses)

Bilim, Doğa ve Nasıl Çalışır

A virus is a type of germ so small that it can only be seen with a microscope. Viruses were discovered in the late 1880s. Discover more in What Is a Virus?, part of the Understanding Viruses series.

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