Osmoregulation.

IB Biology: Osmoregulation.

Students learn about three methods of controlling water balance in this lesson. A short presentation reminds students about osmosis and introduces some examples osmoconformers and osmoregulators from the natural world. A second activity outlines the different ways osmoregulators control their water balance and a worksheet of questions support the presentations. A final activity is more analytical and looks at the methods...


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