Chapter 20, 21, 25, 24, 26, Flashcards
Electron flow from NADH & FADH2 to O2, to drive ATP synthesis occurs in the ____________ other wise known as the respiratory chain
electron-transport chain
Within the electron transport chain, oxidative phosphorylation occurs, creating transforming _______
ADP > ATP
In the Electron-transport chain, the substrates NADH & FADH2 are oxidized and the reduced products are _____ & ______
H20 & ATP
A series of redox reactions begins with the oxidation of NADH & FADH2 and ends with the reduction of _____
O2
In what complex does the electrons of NADH enter the chain at NADH-Q oxidoreductase that consists of prosthetic groups FMN and FE-S proteins?
Complex 1
In complex 1, the flow of two electrons from NADH, gives off how many H+ in the inter membrane space?
4 H+
In what complex does the electrons of FADH enter the chain at Succinate-Q reductase Complex which consists of carriers that are FAD, Fe-S proteins?
Complex 2
In complex 2, how many H+ are given off by FADH2?
0 H+
In what complex does the transfer of electrons from C1 & C2 enter the Q-cytochrome c oxidoreductase that is composed of a Heme and Fe-S protein?
Complex 3
In complex 3, the flow of two electrons through this complex gives off how many H+ in the inter membrane space?
2 H+
Flow of proton back into the _______ drives ATP synthesis from ADP + Pi by ATP synthase
Matrix
ETC generates a ___________
Proton motive force
In intermenbrane space pH is _____ & negative field matrix
Lower
Within the electrical gradient & pH gradient the H+, thus pH is _______ & negative field in matrix
Higher
Electrons do not flow from fuel molecules to o2, ___________ ATP needs to be synthesized
UNLESS
In what complex do protons flow back into the matrix and ATP is produced from ADP + Pi?
Complex V