How can microbes/mircoorganisms cause disease?
Microbes are organisms that are too small to be seen without a microscope. Most microbes are harmless and even beneficial, but some can cause disease in humans. Understanding how microbes cause disease is an important part of preventing and treating illnesses.
Microbes and Diseases: Exploring the Role of Microbes in Human Health
Microbe: A microscopic organism, including bacteria, viruses, fungi, and parasites. Pathogen: A microbe that causes disease in humans. Immunity: The ability of the body to fight off infection caused by pathogens.
- Both beneficial and harmful
Bacteria outnumber human cells in the body by 10 to 1! The human body contains more bacterial DNA than human DNA! Pathogens can spread through contact with others, as well as through food and water.
Draw / write: What are some of the most common diseases caused by microbes?
Draw / write: What are some of the ways that microbes can be beneficial to humans?
How has your understanding of microbes and diseases changed since the start of the lesson
What do you think is the best way to prevent the spread of disease caused by microbes?