Monday, January 16, 2012

2.76 Sensitivity



understand that organisms are able to respond to to changes in their environment.


-MRS GREN   (s- sensitivity)
-type of changes in the environment include changes in light levels, temperature, pressure levels and chemicals.
-in order to detect the changes, organism requires receptors and in order to respond the organisms have effectors such as muscles or glands- shows that organisms are able to survive the changes of the environment.

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