9700/22/F/M/23 · Biology February/March 2023 Paper 22
6 questions, 60 marks. Each one links to its official mark scheme.
- Question 1 · 8 marks · Prokaryotic cells, Fluid mosaic model, The cell cycle
- Question 2 · 13 marks · Amino acids and protein structure, Diffusion, osmosis and active transport, Functions of the tissues, Gene mutations, Transcription and translation
- Question 3 · 13 marks · Xylem and phloem cells, Translocation, Water, Transpiration
- Question 4 · 11 marks · Pathogens, Types of immunity, Antibody structure, Vaccination, Antibiotics
- Question 5 · 10 marks · Heart structure, Gas exchange in the alveoli, Arteries, veins and capillaries, Carbon dioxide transport
- Question 6 · 5 marks · Collagen, Factors affecting rate
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.