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.
The average cost of a 30-second ad in The Simpsons jumps to $286,131, up from $254,260 last season. The average cost of a 30-second spot in Family Guy rises to $276,690, up from last season's $264,912, according to Ad Age 's calculations. Two CBS sitcoms crack the top 10 for the first time.