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Virus - Wikipedia


A virus is a small infectious agent that replicates only inside the living cells of other organisms. Viruses can infect all types of life forms, from animals and plants  ...

Introduction to the Viruses


Viruses depend on the host cells that they infect to reproduce. When found outside of host cells, viruses exist as a protein coat or capsid, sometimes enclosed ...

What is a Virus? - News Medical


Viruses are tiny organisms that may lead to mild to severe illnesses in humans, animals and plants. This may include flu or a cold to something more life ...

What Are Viruses? - Live Science


Jan 5, 2016 ... Viruses are microscopic parasites that lack the capacity to thrive and reproduce outside of a host body.

Viruses | An Open Access Virology Journal from MDPI - MDPI.com


Viruses, an international, peer-reviewed Open Access journal.

Viruses | Viruses | Viruses | Biology | Khan Academy


Considering that I have a cold right now, I can't imagine a more appropriate topic to make a video on than a virus. And I didn't want to make it that thick. A virus ...

Viruses - BrainPOP


In this educational animated movie about Health learn about infections, sickness, replication, influenza, hepatitis, ebola, HIV, AIDS, and diseases.

Viruses - MicrobeWorld


Viruses are found on or in just about every material and environment on Earth from soil to water to air. They're basically found anywhere there are cells to infect.

Viruses: An Introduction - Medical News Today


Jul 11, 2016 ... A virus (from the Latin word for toxin or poison) is a microscopic organism consisting of genetic material (RNA or DNA) surrounded by a protein, ...

What is a Virus? - Encyclopedia of Life


A definition of viruses, with links to examples, collections and related resources.