Unit 1 Topic 3: Cell Membranes and Transport

Biology
2021-22

Resources

AS Biology – Unit 1 Topic 3: Cell Membranes and Transport

Osmosis is described in this film:

  • Describe and explain what is meant by water potential
  • Understand how the presence  of a solute will affect the water potential
  • Understand and use the terms hypertonic, hypotonic and isotonic
  • Understand how the pressure potential is generated in plant cells
  • Explain the terms turgid, plasmolysed and incipient plasmolysis in the context of water potential