A-LevelBiologyCell structureFeb/Mar 2023Paper 1 Q31 Mark

Which statements are correct for chloroplasts and also for mitochondria? 1 They contain 80S ribosomes. 2 They can transcribe their circular DNA. 3 They can translate mRNA. 4 They are enclosed by double membranes.

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

The correct answer is C: 2, 3 and 4 only.

Q: What topic does this question test?

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

A1, 2, 3 and 4

B1 and 2 only

C2, 3 and 4 only

D3 and 4 only

✓ Correct Answer

The correct answer is C: 2, 3 and 4 only

📋 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 Cell structure in A-Level Biology (syllabus code 9700). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Biology Feb/Mar 2023 examination, Paper 1 Variant 2.

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