Chemistry 9701/12 Oct Nov 2022 | Cambridge AS Level Past Papers With Mark Scheme
1. Polymers: amylopectin, cellulose, RNA, polypeptides; glycosidic bonds, nitrogen, animal/plant cells, branching.
2. Phospholipid structure, hydrophilic/hydrophobic regions, membrane function.
3. Enzyme inhibition, PABA production, concentration effects, competitive/non-competitive inhibition.
4. Hemoglobin, oxygen binding, partial pressure, carbon dioxide, oxygen transport.
5. Measles vaccine, immune response, antibody production, vaccination timeline.
6. Antibiotic resistance, prevention, hygiene, controlled prescription.

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