No, a bacterium is a complete, albeit single-celled organism; as such it can locomote, reproduce, and perform the other functions common to independently living things. A virus, OTOH, is a strand of DNA incapable of reproducing on its own (to do that, it's got to invade/infect a host cell).
eukaryotic and archabacterial
stops the bactera
All but flue
Bacteria is the plural; bacterium is the singular.
The Macro virus is the most common type of computer virus. The ILOVEYOU virus is one example of this type of virus which hides in a document or spreadsheet.
variola virus
A Virus IS a type of Pathogen.
The type of virus that kills bacteria is the bacteriophage.
retro virus
bacilli cocci spirilli
There are many type of virus and many type of symptom of disease
Do you mean Worm? A Worm is a type of virus. Just like in humans, the Flu is a type of virus. A worm is a specific type of virus, and refers to viruses which use exploits to enter a system.