Wednesday, December 7, 2011

osmosis

The first website where I got my information about osmosis is, (http://www.vivo.colostate.edu/hbooks/cmb/cells/pmebmb/osmosis.html). There I learned that osmosis is net movement of water across a selective permeable membrane or a passive transport. I also learned in there that Selective pemeable membrane is one that allows unrestricted passage of water, but not solute molecules or ions. My second web search was (http://www.purchon.com/biology/osmosis.htm). In this web I learned that the second type of permeable is semi- permeable and that it allows some things to pass through them but prevent other things from passing through. The last website was (http://alienryderflex.com/osmosis/). There I learned that the flow of water through the membrane into the right side of a tank is called osmosis.

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