What virus infects a cell?

A virus is like a tiny sneaky guest that wants to live inside your cell, and it needs your cell’s help to grow and spread.

Imagine your cell is like a cozy house, and you’re the person living there. A virus is like a tiny, invisible intruder who wants to take over your house so they can make more copies of themselves, just like how you might invite friends over to play and then tell them about your house so they come back with their own friends.

When the virus arrives at your cell’s door (which is kind of like a gate), it finds a way in. Once inside, it starts telling your cell what to do, like giving it new instructions on how to make more viruses. Then the cell becomes a factory, making lots of new viruses that go out and infect other cells.

Sometimes, this makes you feel sick, because all those tiny virus factories are working hard in your body!

• The virus needs to get inside your cell
• Once it’s inside, it takes over the cell’s tools
• The cell then makes more viruses
• These new viruses leave the cell and go find other cells to take over