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What is an antigen?
Practice Questions
Q1
What is an antigen?
A type of antibody
A foreign substance that induces an immune response
A type of white blood cell
A component of blood plasma
Questions & Step-by-Step Solutions
What is an antigen?
Steps
Concepts
Step 1: Understand that the body has a defense system called the immune system.
Step 2: Know that the immune system protects the body from harmful things like germs and viruses.
Step 3: Learn that an antigen is something that the immune system recognizes as foreign or harmful.
Step 4: Realize that when the immune system detects an antigen, it triggers a response to fight it off.
No concepts available.
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