Key term for Edexcel GCSE Biology, used in Exchange Surfaces.
Another term for membrane thickness; the physical distance particles must travel to diffuse from one area to another.
Diffusion distance appears in Edexcel GCSE Biology revision content for Exchange and Transport in Animals, especially Exchange Surfaces and Fick's Law.
Exchange and Transport in Animals
Exchange Surfaces • Fick's Law
Exchange and Transport in Animals
Exchange Surfaces • Factors Affecting Diffusion
Exchange and Transport in Animals
Exchange Surfaces • Surface Area to Volume Ratio
Exchange and Transport in Animals
Exchange Surfaces • Transport Needs
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