Chapter 1 - Pathogens And Disease

Question 1

How do white blood cells react to pathogens?

Answer 1

Some white blood cells produce chemicals called anti-bodies to destroy pathogens, there is a specific anti body for each type of pathogen.
Once produced to fight a certain pathogen they can be made very quickly if the same one gets into the body again.

Question 2

What is the definition of Bacteria?

Answer 2

Bacteria are single called living organisms that are much smaller than animal and plant cells