Practice IB Biology Topic C3.2 Defense Against Disease with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for C3.2 Defense Against Disease and mirrors Paper 1A, 1B, 2 style where relevant.
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Which of the following explains the ineffectiveness of antibiotics against viruses?
Where are antigens usually found?
What is the correct term for a disease-causing organism such as a virus or bacterium?
What do vaccines contain to produce immunity?
Which of the following is a method by which HIV can be transmitted?