5 Questions
What is the immune system?
The immune system is a complex network of cells and proteins that defends the body against infection.
What are the parts of the immune system?
The immune system consists of skin, mucous membranes, white blood cells, and organs/tissues of the lymph system.
How does the immune system work?
The immune system defends the body against harmful or foreign substances called antigens by attacking them and producing antibodies.
What are antibodies?
Antibodies are proteins that work to attack, weaken, and destroy antigens.
What are the types of immunity?
The three types of immunity are innate immunity, adaptive immunity, and passive immunity.
Test your knowledge on the immune system and its various components. Learn about the role of the skin, cells, and proteins in defending the body against infection.
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