Biology 9700/22 May June 2022 | Cambridge AS Level Past Papers With Mark Scheme

- Epithelial cells, microvilli, absorption, glucose, membrane transport proteins, active transport, sodium-potassium pump, cotransport, concentration gradient.
- Cholera, Vibrio cholerae, symptoms, severe diarrhoea, home treatment, dehydration prevention, outbreak prevention.
- Rapid diagnostic testing (RDT), monoclonal antibodies, specificity, antigen-antibody complex, dipstick method, test results interpretation.
- Carbonic anhydrase, enzyme structure, introns, exons, isoforms, red blood cells, secretion mechanisms, therapeutic drugs, non-competitive inhibitors.
- Hummingbirds, metabolic rate, energy storage, triglycerides, glycogen, circulatory system, heart structure, blood vessels, oxygen transport.
- Plant transport tissues, phloem, xylem, mineral ions, translocation, sieve tube elements, metabolic processes, efficient flow.