Positive and Negative Feedback Loops

Paul Andersen explains how feedback loops allow living organisms to maintain homeostasis. He uses thermoregulation in mammals to explain how a negative feedback loop functions. He uses fruit ripening to explain how a positive feedback loop functions. He also explains what can happen when a feedback loop is altered.

Bozemanscience Resources

Positive & Negative Feedback Loops Concept Map   
Positive & Negative Feedback Loops Slideshow  

Education Resources

Positive & Negative Feedback Loops Review Worksheet - Winnie Litten