Diffusion, Osmosis and Active Transport
A collection of videos and experiments that are suitable for Biology.
2.14 Turgid Plant Cells
Understand the importance in plants of turgid cells as a means of support
2.15 Factors affecting the rate of diffusion
Understand the factors that affect the rate of movement of substances into and out of cells - to include the effects of surface area to volume ratio, temperature and concentration gradient.
2.15a Surface area and diffusion
Understand the factors that affect the rate of movement of substances into and out of cells - to include the effects of surface area to volume ratio, temperature and concentration gradient.
2.15b Temperature and diffusion
Understand the factors that affect the rate of movement of substances into and out of cells - to include the effects of surface area to volume ratio, temperature and concentration gradient.
2.15c Concentration gradients and cells
Understand the factors that affect the rate of movement of substances into and out of cells - to include the effects of surface area to volume ratio, temperature and concentration gradient.
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