While we know the role of the electrons in water production, the protons are shuttled back into the matrix and allow ATP sythase to make ATP. An analogy for the last step of the electron transport chain is a fan at the bottom of a staircase.
Simpsons Comics #3 - Krusty the Klown (Bongo, 1994) - NM $9.29. Buy It Now. Up for sale is Simpsons Comics #3 from Bongo circa 1994. The estimated grade is NM. This is an opportunity to own this key issue for a reasonable price. The comic will come bagged and boarded.
Journey to Middle-earth: The Simpsons tackles The Hobbit in new couch gag which sees Marge transform into Gandalf the Grey. The Simpsons' will get the opportunity to roam Middle-earth as the first family of Fox take on The Hobbit in their new couch gag. In the one-and-a-half minute clip, the yellow-tinted clan take a long and arduous journey through the many lands of JRR Tolkien in an effort to reach their beloved couch.