What is germs/pathogens

The germs (or pathogens, as they are sometimes called) are microscopic organisms that can cause diseases and infections if they enter our body. The most common types are: bacteria (for example, Salmonella that can cause food intoxications

There are four types of germs. Bacteria, Viruses, Fungi, and Protozoa. They invade plants, animals, and people. These germs can make us sick and could also lead to diseases.  

Explanation:

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