9700/23/M/J/23 · Biology May/June 2023 Paper 23
6 questions, 60 marks. Each one links to its official mark scheme.
- Question 1 · 11 marks · Stages of mitosis, DNA replication, Chromosomes and telomeres
- Question 2 · 11 marks · Prevention and control, Antibiotics, Functions of the tissues, Structure of the gas exchange system
- Question 3 · 10 marks · Blood cells, Magnification calculations, Oxygen dissociation curve, Inhibitors
- Question 4 · 10 marks · Amino acids and protein structure, Transcription and translation, Diffusion, osmosis and active transport, Immune responses
- Question 5 · 10 marks · Plan diagrams, Translocation, Food tests
- Question 6 · 8 marks · Starch, glycogen and cellulose, Organelles, Fluid mosaic model
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.