A-LevelBiologyBiological moleculesOct/Nov 2022Paper 1 Q101 Mark
Which statements about triglycerides and phospholipids are correct? 1 Fatty acids in a triglyceride may be saturated or unsaturated but in a phospholipid they are always saturated. 2 Triglycerides and phospholipids both have a hydrophobic region. 3 Triglycerides are non-polar molecules and phospholipids are polar molecules.
A1 and 2
B1 only
C2 and 3
D3 only
✓ Correct Answer
The correct answer is C. This question tests the candidate's understanding of biological molecules within the Biologysyllabus. The examiner's mark scheme requires...
📋 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...
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