Cellular Energy - cell metabolism - the sum of all chemical...

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Cellular Energy     Energy - the capacity to do work   A. kinetic energy - energy of motion   B. potential energy - stored energy     1st Law of Thermodynamics (Conservation) - Energy can not be created or destroyed,  but may be changed in form     2nd Law of Thermodynamics (Entropy) - Nature tends toward greater randomness or  disorder (greater entropy)   * Living systems maintain the order only through the constant intake of energy
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Unformatted text preview: cell metabolism - the sum of all chemical reactions taking place in a cell A. anabolic reactions - tend to store energy, form larger molecules B. catabolic reactions - tend to release energy, break molecules A. oxidation reactions - release energy B. reduction reactions - store energy phosphorylation - adds phosphate to a molecule, "energizes" the molecule...
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