A communicable disease caused by bacteria. It affects millions of people around the world and can be cured by antibiotics, but increasingly the pathogenic bacteria are becoming resistant to the most widely used antibiotics.
Medicine that acts against bacterial infections. Penicillin is an example of an antibiotic.
Breaking down the large insoluble food molecules into small soluble molecules
A killer disease until it was eradicated by 1980. Infected individuals are covered in skin sores and damage to body organs can cause death.
The smallest of living organisms. Viruses are made up of a ball of protein that contains a small amount of the virus DNA. They can only reproduce after they have infected a host cell
Viral disease causing paralysis which has been eradicated from most countries in the world by a vaccination programme
A viral infection of the breathing system which attacks the lungs and can be fatal
Use the Infectious Diseases modules on this site and other resources to learn more about bacteria and their treatment to find the answers to the questions below:
What does the bacterium streptococci looks like?
|Caused by bacteria||Not caused by bacteria|
Why shouldn't a doctor prescribe antibiotics to cure someone who has a cold?
You can carry out an activity to select the most promising new antibiotic. There are two alternative tasks - the Version 2 task is more difficult than the Version 1 task!