
Chapter 19 Bioenergetics. How the Body Converts Food to Energy. Metabolism. Metabolism: the sum of all chemical reactions involved in maintaining the dynamic state of a cell or organism pathway: a series of consecutive biochemical reactions
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
How the Body Converts Food to Energy
Catabolic reactions are organized into three stages:
ATP ADP + Pi + 7.3 kcal (31 kJ/mole)
ADP AMP + Pi + 7.3 kcal (31 kJ/mole)
Oxidation
—CH2—CH2— —CH=CH— + 2H+ + 2e-
Reduction
FAD + 2H+ + 2e- FADH2
In one turn of the citric acid cycle:
Overall reaction of citric acid cycle:
Complex I NADH dehydrogenase
Complex II Succinate dehydrogenase
Complex III CoQ-Cytochrome c reductase
Complex IV Cytochrome c Oxidase