IB Biology SL C3.2.7 Antigens Questions
Explore how non-self molecules such as Rh antigens are recognized by immune receptors and trigger specific antibody responses in IB Biology SL C3.2.7.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Define an antigen as a non-self molecule, often a protein or glycoprotein, whose specific shape is recognized by an antibody or lymphocyte receptor and triggers a specific immune response.
- Use Rh antigen exposure as evidence that a first encounter can stimulate specific antibody production and a later immune response against the same antigen.
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IB Biology SL C3.2.7 Antigens Questions question 1
[Maximum number: 1]
What is a characteristic of antigens?
A
They recognize foreign substances
B
They are produced in bone marrow
C
They cause disease in humans
D
They stimulate the production of antibodies
D
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