Question Description
I'm working on a microbiology question and need an explanation and answer to help me learn.
What the Complement system? What are the three main pathways and key components?
What is its importance to the immune system?
Why does complement have to be activated ? Why is it not always active and ready to kill invading microbes?

Explanation & Answer

Please view explanation and answer below.
What the Complement system? What are the three main pathways and key components?
(7pts)
A complement system is a section of the immune system that is composed of different plasma
proteins that react with each other in a bid to opsonize pathogens and trigger inflammatory
sequences that help in fighting pathogens. Most of the complement system proteins are proteases
activated by the process of proteolytic cleavage.
The three pathways of the complement s...
