Return to. var saImage = new Image(); saImage. onload = function() &ob;if(this. height. var wikiImage = new Image(); wikiImage. onload = function() &ob;if(this. height A virus (from the Latin virus meaning toxin or poison) is a sub-microscopic infectious agent that is unable to grow or reproduce outside a host cell. Each viral particle, or virion, consists of geneti. en. wikipedia. org/wiki/Virus. This was the first clue to the nature of viruses, genetic entities that lie somewhere in the grey area between living and non-living states. 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 within a membrane. www. ucmp. berkeley. edu/alllife/virus. html www. ucmp. berkeley. edu/alllife/virus. html. A computer virus is a computer program that can copy itself and infect a computer without permission or knowledge of the user. The term "virus" is also commonly used, albeit erroneously, to refer to many different types of malware (a portmanteau of the words malicious and software) and adware. en. wikipedia. org/wiki/Computer_virus en. wikipedia. org/wiki/Computer_virus. Multipart tutorial describes how computer viruses work. Brain, Marshall. "How Computer Viruses Work. " 01 April 2000. HowStuffWorks. com. <http://computer. howstuffworks. com/virus. htm> 27 September 2008. www. howstuffworks. com/virus. htm www. howstuffworks. com/virus. htm. Influenza and Ebola are both viruses. Find out what a virus does to your body and how to decrease your chance of exposure. In this article, we will explore the world of viruses. We'll talk about what a virus is, what viruses look like, how they infect us and how we can reduce the risk of infection. www. howstuffworks. com/virus-human. htm www. howstuffworks. com/virus-human. htm. Download the latest virus removal tools from McAfee Security. These tools automatically perform virus detection and removal tasks for specific viruses. Get a real-time, bird’s-eye view of where the latest viruses are infecting computers worldwide. us. mcafee. com/virusInfo/ us. mcafee. com/virusInfo/. News and technical articles on developments on viruses and anti-virus products. VGrep is an essential tool designed to help clear up some of the confusion surrounding the naming of viruses. www. virusbtn. com/ www. virusbtn. com/.