A-LevelBiologyTransport in mammalsOct/Nov 2014Paper 1 Q291 Mark

Small arteries (arterioles) are found near tissues. One function of an arteriole is to increase or decrease the flow of blood to the tissues. Which tissues would be present in an arteriole wall to allow this function? 1 collagen 2 elastic 3 muscle

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

The correct answer is D: 3 only.

Q: What topic does this question test?

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

A1, 2 and 3

B1 and 3 only

C2 only

D3 only

✓ Correct Answer

The correct answer is D: 3 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 Transport in mammals in A-Level Biology (syllabus code 9700). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Biology Oct/Nov 2014 examination, Paper 1 Variant 2.

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