Kreb's Cycle
The Krebs cycle, also known as the tricarboxylic acid cycle (TCA) referring to a complex series of chemical reactions in all cells that utilize oxygen as part of their respiration process. This includes those cells of creatures from the higher animal kingdom, such as humans.
Chemeosmosis:
phosphorylation of ADP to ATP occurring when protons that follow a concentration gradient contact ATP synthase.
Link for Electron Transport:
http://en.wikipedia.org/wiki/Electron_transport_chain
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