RevTree

Paper 1 — Cell biology (overview)

Big-picture map of the Cell biology section and how exam questions usually test it.

What’s in Cell biology (Paper 1)

  • Cell structure (prokaryotes vs eukaryotes)
  • Microscopy (magnification, resolution)
  • Cell specialisation
  • Transport in cells (diffusion, osmosis, active transport)
  • Cell division (mitosis) + stem cells
  • Enzymes (incl required practical)

How it’s tested

  • Definitions (1 mark)
  • Explaining processes (2–4 marks)
  • Applying to unfamiliar examples (higher-tier style)