A virus attacks your body and starts to make a disease in your body. You might not survive and you might die.
A Virus,isn't just that Friends.He/she wants an explanation's.A virus is a micro organism that infiltrates any kind of cells (Depends on the virus,plants or animals[or both])It pushes itself into that cell and modifies the infiltrated cell that it produces viruses.The cell can explode or make mass production.For more,my english isn't good enough.