Difference between revisions of "Immune System"
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Revision as of 14:51, 7 November 2018
Key Stage 3
Meaning
The Immune System is a set of defenses the body can use to fight infection.
About the Immune System
- The Immune System consists mostly of different types of white blood cells.
Key Stage 4
Meaning
The Immune System is a set of defenses the body can use to fight infectious pathogens.