Meaning of respiratory chain

res'piratory chain"

Pronunciation: [key]
— Biochem. Biochem.
  1. a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form HO: the energy released in the process is conserved as ATP. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.