A-LevelBiologyBiological molecules9700/12 · May/June 2022 · Q131 Mark

Long chain, saturated fatty acids change from solid to liquid at higher temperatures compared with short chain, unsaturated fatty acids. Which fatty acids would be more likely to form triglycerides in mammals that live in cold climates?

Along chain saturated

Blong chain unsaturated

Cshort chain saturated

Dshort chain unsaturated

✓ Correct answer

D: short chain unsaturated

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, May/June 2022 Paper 1 Variant 2, question 13.

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