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C1.8 ATP as Energy Currency of The Body

Thursday, July 28, 2011

Semester 1: Foundation of Basic Science
Case 1: Chemistry of Life

Obj 8: ATP as Energy Currency of The Body



Metabolism
Metabolism: sum of all energy-requiring biochemical reactions
Catabolic pathways:  degradative process such as cellular respiration; releases energy
Anabolic pathways:  building process such as protein synthesis; photosynthesis; consumes energy
Picture11
Energy Coupling & ATP
E coupling:  use of exergonic process to drive an endergonic one Adenosine triphosphate (ATP)
ATP hydrolysis:  release of free E
Phosphorylation (phosphorylated intermediate)~ enzymes
Picture12

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