Our body is the perfect machine.
If an infection caused by a pathogen attak intended, our body is ready. How? For through a proper defense, which will be explained later, but...

What is an infection?

An infection is a disease caused by bacterias, viruses, fungis or protozoas that is highly damaging to our body.

It's one of the most frequent in us, humans.

By: Sonia Busto Pérez 1ºB - bach
Subject: CMC