A-LevelBiologyBiological molecules9700/12 · Oct/Nov 2020 · Q111 Mark

Which row correctly identifies structural features of a collagen molecule and a haemoglobin molecule? [Figure 11.1]

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Amolecule consists of more than one polypeptide: collagen and haemoglobin, globular protein: collagen and haemoglobin

Bmolecule consists of more than one polypeptide: collagen and haemoglobin, globular protein: haemoglobin only

Cmolecule consists of more than one polypeptide: haemoglobin only, globular protein: collagen and haemoglobin

Dmolecule consists of more than one polypeptide: haemoglobin only, globular protein: haemoglobin only

✓ Correct answer

B: molecule consists of more than one polypeptide: collagen and haemoglobin, globular protein: haemoglobin only

Oracle Prep sorts past-paper questions by topic, so you can drill Biological molecules and see which topics are most likely to come up next.

Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2020 Paper 1 Variant 2, question 11.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content