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Unit 4 Review - Homeostasis

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Published on Jan 12, 2012

Paul Andersen reviews the major concepts within the fourth unit of the new AP Biology framework. He begins by differentiating between negative and positive feedback loops. He explains how a stable internal environment is maintained through behavior and physiology. He details thermoregulation, osmoregulation and blood glucose regulation. He also describes how natural selection has shaped behavior.

Intro Music Atribution
Title: I4dsong_loop_main.wav
Artist: CosmicD
Link to sound: http://www.freesound.org/people/Cosmi...
Creative Commons Atribution License

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