Biology 9700/23 May June 2016 | Cambridge AS Level Past Papers With Mark Scheme

1. Structural differences in bronchial epithelial cells and changes due to smoking.
2. Kinetics of trypsin activity, including calculations of \\( V_{max} \\) and \\( K_m \\) values and active site structural interactions.
3. Autoimmune mechanisms in rheumatoid arthritis and monoclonal antibody treatments targeting TNF-α.
4. Structural adaptations of phloem sieve tubes and xylem vessels for efficient transport.
5. Surface area-to-volume ratio effects on transport systems in multicellular organisms.
6. Mechanisms of TB transmission, antibiotic resistance development, and multi-drug resistance mitigation strategies.