Cellular Respiration: Harvesting Chemical Energy. (2005) In B. Wilbur (Ed.), AP Edition Biology (7th ed.) San Francisco, CA: Pearson Education, Inc.
http://media.opencurriculum.org/articles_manual/ck12_biology/powering-the-cell-cellular-respiration-and-glycolysis/12.png
http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/C/CellularRespiration.html
http://upload.wikimedia.org/wikipedia/commons/2/27/2508_The_Electron_Transport_Chain.jpg
http://images.wisegeek.com/photosynthesis.jpg
http://en.wikipedia.org/wiki/Cellular_respiration
http://media.opencurriculum.org/articles_manual/ck12_biology/powering-the-cell-cellular-respiration-and-glycolysis/12.png
http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/C/CellularRespiration.html
http://upload.wikimedia.org/wikipedia/commons/2/27/2508_The_Electron_Transport_Chain.jpg
http://images.wisegeek.com/photosynthesis.jpg
http://en.wikipedia.org/wiki/Cellular_respiration