because afteer entering a cell an active virus immeddinately goes into action.
No it is an active virus.
You do not categorize virus into hidden or active category. That way, every virus is hidden inside the cell. It can not grow outside the cell. Every virus is active. Otherwise it would have disappeared from the race of life. It is very interesting to know about the virus. Now you study it. Tomorrow the world will learn from you.
I think it's because it's spreads quickly.
Humans are organisms which can become infected by the influenza virus.
Influenza is a viral infection - it is caused by a virus, not a bacterium.
A link below will show a picture of the influenza virus.
Yes, influenza is a virus.
Influenza is an air-borne virus.
Influenza are a virus type.They do not have cells
Avian influenza is also known as the "Bird Flu". Influenza is caused by viruses. The virus that causes avian flu is the H5N1 influenza virus.
It is a virus.
Influenza A virus subtype H3N2