How do u call microorganisms that can cause illness or disease?
Bacteria, viruses ; infectious agents or in a broader term… germs .Germs are tiny organisms that can cause disease Germs live everywhere. You can find germs in the air, on food, plants and animals, in the soil, in the water, and on just about every other surface — including your own body. Most germs won’t harm you. Your immune system protects you against a multitude of infectious agents. However, some germs are formidable adversaries because they’re constantly mutating to breach your immune system’s defenses. Knowing more about how germs work can increase your chances of avoiding infection. Infectious agents: From bacteria to worms Types of infectious agents Infectious agents come in a variety of shapes and sizes. Categories include: ■Bacteria ■Viruses ■Fungi ■Protozoa ■Helminths Bacteria Bacteria are one-celled organisms visible only with a microscope. They’re so small that if you lined up a thousand of them end to end, they could fit across the end of a pencil eraser. They’re shape
