O-LevelChemistryOrganic Chemistry5070/11 · May/June 2017 · Q381 Mark

Which statement about macromolecules is correct?

ANylon and Terylene are both polyesters.

BProteins and nylon have the same monomer units.

CProteins have the same amide linkages as nylon.

DTerylene and fats are esters but with different linkages.

✓ Correct answer

C: Proteins have the same amide linkages as nylon.

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2017 Paper 1 Variant 1, question 38.

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