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CAIE A-Level Biology 11.1 The Immune System Question Bank

Practise immune-system questions by sequencing phagocytosis, recognising antigens and explaining T-cell, B-cell, plasma-cell and memory-cell responses.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • sequence phagocytosis from receptor binding to phagosome, lysosome fusion and digestion
  • explain antigen-specific clonal selection of T-lymphocytes and B-lymphocytes
  • compare primary and secondary responses using memory cells and antibody concentration

Covered syllabus points

11.1.1—Phagocyte action11.1.2—Antigens11.1.3—Primary immune response sequence11.1.4—Memory cells and long-term immunity

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