Key term for OCR GCSE Biology B, used in Homeostasis.
The overall direction in which the majority of particles move, despite individual particles moving randomly in all directions.
net movement appears in OCR GCSE Biology B revision content for Human Physiology, especially Homeostasis and Osmotic Changes.
Human Physiology
Homeostasis • Osmotic Changes
Ecosystems and Photosynthesis
Interdependence in Ecosystems • Transport in Organisms
Ecosystems and Photosynthesis
Plant Transport • Cell Membranes
Ecosystems and Photosynthesis
Plant Transport • Diffusion, Osmosis and Active Transport
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