Science Quiz / Biology Exam 2-11

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Can you name the Biology Exam 2-11?

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During the TCA cycle, ______ is produced in the matrix
NADH binds to membrane bound NADH dehydrogenase, which is an _______ membrane protein of the inner membrane
_______ complexes in the inner membrane contain those membrane bound proteins
After the electrons give up most of their energy, they will pair with protons to reduce _______ to produc________
Each unit of the electron transport chain is a ____ center
The reate of transfer of electrons is dependent on the ________ activity of the protein involved
_______ and ______ are not part of the complexes but are important in electron transport
_________ is a soluble protein found in the intermembrane space
__________ is a pool of molecules moving around in the lipid bilayer
Complex 1 includes a FMN-containing protein that oxidizes _______
Complex 1 also has _____ iron-sulfer centers and 2 bound molecules of ________
Complex 1 has a FMN-containing flavo protein called _____
Complex 1 also called ______ consists of 46 different _______ and has a molecular mass of _________
The passage of two electrons through Complex 1 results in ______ from the matrix to the intermembrane space
Complex II has four _________ units, two _______ subunits that anchor the enzyme and two ______ subunits that comprise the enzyme activity
Succinate dehydrogenase reduces ______ to FADH2 in the formation of ______
Succinate dehydrogenase not high energy electrons are passed through 3 ________ centers to ubiquinone
Complex III contains ________ with 2 different heme groups, _________ and an iron-sulfur protein
For complex III, Cytochrome b catalyzes the transfer of electrons to ___________
For complex III, __________ are translocated for each pair of electrons
For complex III, two protons come from _______ and two from the _______, using a second ubiquinol
For complex 4, cytochrome_________ transfers electrons from reduced cytochrome c to oxygen to produce water
Complex 4 consists of 13 ________ containing both ______ and _____ centers
For complex 4, for every molecule of oxygen reduced ________ are produced
For complex 4, _________ are translocated to the intermembrane space and 4 protons are used to produce _______
There are two concentraitons to consider for these protons, the change in ____ in membrane and the ________ across the membrane
The ATP synthase consists of the F1 subunit and a stalked called the _____
The F1 subunit of the ATP synthase F1 subunit consists of ______, 3 beta, 1 ______, 1 ______ 1 episolon ______, 1
For the F1 subunit, the ______ subunits are the catalytic units
The _____ subunit traverses from F1 to F0
F0 resides in the membrane and consists of 1 __, 2 ___ and 10-14___ subunits
The F0 bases has a ________ where protons can move from the innermembrane space to the ________
Protons do not provide the energy to make ____ but they change the affinity of the ________ for ATP production
ADP and P are bound tightly in the catalytic site and reaction occurs _________
ATP Synthase - each active site, the ___ subunit has three different ________ with each one having different______ for substrate and product
One confirmatinal site will be in the _______ confirmation where ADP and P are loosely bound to the beta subunit active site
One confirmational site will be in the ______ conformation where ADP and P or ______ are tightly bound
A third active site will be in the ______ conformation, releasing ATP
ATP is synthesized by __________, where the F1 subunit rotates relative to the central stalk ______
Rotation of the ______ stalk is powered by protons that pass via a channel in the a ______ of the F0 base
Electrical energy of the proton gradient is transduced into _________ which is then transduced into chemical energy as _____
F0, the c subunits are arranged in a _____
The two b sunits and the single __ subunit are outside the ring of c subunits
The two b subunits provide structural support for the ________ via the peripheral stalk
Along with the b subunits, the _______ subunits holds the alpha3beta3 complex in a fixed positon
The ________ subunits bind to the gamma subunit due to their hydrophilic loops transmembrane orientaiton
The c subunts rotate along with the central stalk _______ subunit
When the c subunits rotate with the _____ subunit bound to the gamma stalk, rotation is assured
ATP-synthase - each proton moves from the intermembrane space through a channel in the ___ subunit to a negatively charged aspartic acid ont eh surface of the ____ subunit
ATP-synthase-with each move a proton also moves to a second half channel in the _ subunit and the proton is released into the _____-
Each complete rotation of the ATP synthase creates ___ ATP moleucles
Complex II passage of electrons causes it to reduced to ______
For compex II, no _____ are translocated to the intermembrane space
Three subunits of Complex III contain redox centers: cytochrome ___ with 2 different ___ groups, cytochrome c1, and an ______protein

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