A-LevelBiologyImmunityOct/Nov 2017Paper 1 Q391 Mark

Which sequence of events occurs during an immune response? 1 development of plasma cells, 2 mitosis of B-lymphocytes, 3 recognition of non-self antigens, 4 secretion of antibodies

Q: What is the correct answer to this A-Level Biology question?

The correct answer is D: 3→2→1→4.

Q: What topic does this question test?

This question tests Immunity in A-Level Biology (syllabus code 9700). It is worth 1 mark.

A2→3→4→1

B2→4→3→1

C3→1→2→4

D3→2→1→4

✓ Correct Answer

The correct answer is D: 3→2→1→4

📋 Examiner Report & Trap Analysis

Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This A-Level Biology Question

Topic

This multiple-choice question tests Immunity in A-Level Biology (syllabus code 9700). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Biology Oct/Nov 2017 examination, Paper 1 Variant 2.

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