What is a virus ?

What is a virus ?

Viruses today are not only biological, but also software.This article contains the definitions of both of these two concepts.We'll tell you what human virus, and that is a virus from the viewpoint of computer programs.With the latter type of virus, perhaps, begin.

What is a computer virus

virus in the computer - a specially designed program that is able to break other programs on a personal computer, can spoil information, slow down your computer or even make it impossible to use.

Computer viruses can be a very dangerous (for example, can destroy your computer a piece of information), as well as less dangerous.For example, the author of this article is somehow "caught" the virus on the Internet, because of which every time after midnight, about once every few minutes, jumped out a sign saying "Why are you awake? Come to bed!".It would seem - quite harmless.However unpleasant and tiresome.As we all know, destroy viruses and block their users to help special anti-virus software.

human virus

This concept is more complex and extensive.He was the subject of numerous scientific articles, books and papers.Let's try to understand what a virus is.

Viruses are not any living beings.Viruses have cells and they can not convert food into energy.No person is only small clumps of chemicals.However, viruses are able to multiply, and they have the genes.The term "virus" (virus) is derived from the Latin word which means "poison" or "dirty liquid."Interestingly, viruses can infect not only humans and animals but also plants, fungi and unicellular organisms even as well as bacteria.So-called mamavirusy infect other viruses.

What is a virus

papilloma should also talk about the papilloma virus, because this topic is very interested in a lot of users of the global Internet.

Under papilloma usually understand benign tumor of the skin.If there is a lot of warts, then a disease called papillomatosis.Most often, the appearance of warts caused by the human papilloma virus (abbreviated - HPV), which is a DNA virus.

Papilloma, as a result of papilloma virus - a type of tumor that develops from the squamous epithelium and protrudes over the portion of the skin in the form of build-up.Such papillomavirus can be detected on the skin of the nose, often on the genitals, and even in the oral cavity.Papilloma may have a different color.