What is Virus?
It is known and heard by almost all the people that the main reason for the fever, cold and other kinds of diseases is virus. Viruses are found in almost every ecosystem on Earth and are the most common type of biological entity which is responsible for all kinds of diseases. The study of viruses is known as virology, a sub-specialty of microbiology. Let’s have a look at the details about the virus.
A virus is a small infectious agent that can replicate only inside the living cells of organisms and it can be seen only with the help of a microscope. This virus is not the strengthen one in its normal way. This virus bags the energy by depending on the trees, human beings and animals. It even attacks on other living beings to gain energy for its living.
If a virus is entered into the cell, many viruses are produced in the same area or place within a short span of time. These viruses spoil the walls of those cells and enter into other parts of the body and cells. That is the reason why, diseases are caused for he human beings and animals. Virus is the main reason for having damages in the trees and plants. It is the virus which is responsible for the attack of the dangerous diseases like AIDS.