9700/22 · May/June 2024
AS Level Structured Questions · 60 marks · 6 questions
- Question 114 marks
Smooth muscle in airways and the gut wall, cell size and magnification, and what a gene mutation is.
- Question 212 marks
Organelles of alveolar macrophages, and controlling tuberculosis with BCG vaccination programmes.
- Question 36 marks
Lysozyme and the induced-fit model, and comparing lysozyme with penicillin as antibacterial agents.
- Question 417 marks
Using photosynthesis products, nitrate uptake by roots, and loading amino acids and sucrose into phloem.
- Question 55 marks
Chromatin condensing into chromosomes during mitosis.
- Question 66 marks
HIV/AIDS and antiretroviral therapy, and a coronary artery bypass graft.