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Next Generation: MS.LS1.1 NGSS


Author: Nathan Lampson

This lesson will introduce viruses and explain how they are similar and different to Prokaryotic and Eukaryotic Cells

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A virus is an infectious particle that is not living and can only function inside a living cell. Most viruses are too small to be viewed with a compound light microscope and must be viewed with an electron microscope.

Similarities to Prokaryotic and Eukaryotic Cells

Viruses contain nucleic acid (either DNA or RNA) much like prokaryotes and eukaryotes, however, viruses need a host cell in order to proliferate.

Differences from Prokaryotic and Eukaryotic Cells

Viruses are unable to reproduce independently. 

Examples of diseases caused by viruses:





Source: Concepts in Biology Twelfth Edition Eldon Enger, et al.


This audio will introduce viruses.