Key term for OCR GCSE Biology A, used in Practical activities.
A measure of the tendency of water molecules to move from one area to another; pure water has the highest possible water potential.
Water potential appears in OCR GCSE Biology A revision content for Practical skills, especially Practical activities and Transport in and out of cells.
Practical skills
Practical activities • Transport in and out of cells
Organism level systems
Homeostasis • Osmotic changes
Organism level systems
Homeostasis • Diabetes
Organism level systems
Homeostasis • Response to challenges
Scaling up
Supplying the cell • Transport in cells
Scaling up
The challenges of size • Transpiration and translocation
Scaling up
The challenges of size • Water and mineral uptake
Cell level systems
Respiration • Role of sugars
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