(See related pages)
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| Transport Across Cell Membranes, p. 305 | ||
| AS Guru Biology | ||
| Under “Cells,” select “Pathways Into and Out of the Cell” to find the animations of diffusion, osmosis, and other methods of transport across cell membranes. ( http://www.bbc.co.uk/education/asguru/biology/ ) | ||
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| Ion Channels | ||
| On this site from "Cells Alive!" you can watch an animation of ions crossing a cell membrane through a channel protein. ( http://www.cellsalive.com/channels.htm ) | ||
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| The Particle Theory of Matter | ||
| This web site illustrates the particle theory of matter, a theory on which our understanding of diffusion and osmosis was built. ( http://stweb.peel.edu.on.ca/sssweb/SNC1D/Edmatters/Chemistry/Particle_Theory/Theory_State... ) | ||
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| Osmosis | ||
| Read about and watch animations of the movement of water and solute molecules during osmosis. Find out what happens when you change the concentration of solutes. ( http://physioweb.med.uvm.edu/bodyfluids/osmosis.htm ) | ||
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| Diffusion and Osmosis | ||
| This site from Memorial University explains the principles of diffusion and osmosis. Use the interactive questions to test your knowledge. ( http://www.mun.ca/biology/Osmosis_Diffusion/tutor2.html ) | ||
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| Endocytosis | ||
| View some nice animations of endocytosis. ( http://academic.brooklyn.cuny.edu/biology/bio4fv/page/endocyta.htm ) | ||
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