Biology 9700/41 Oct Nov 2014 | Cambridge AS Level Past Papers With Mark Scheme

1. Artificial selection principles for developing guide dogs like golden retrievers.
2. Role of monoclonal antibodies, such as Avastin®, in inhibiting tumor growth via VEGF binding.
3. Recombinant DNA technology for producing human insulin, including enzyme functions and structural modifications.
4. Conservation strategies for endangered plant species, focusing on genetic diversity and seed banks.
5. Differences between ATP and adenine nucleotide structures, and ATP synthesis in aerobic vs. anaerobic respiration.
6. Mechanisms of synaptic transmission and acetylcholinesterase function in neuronal communication.