Course

Biochemistry

Study Pack

Set 20 Electron Transport And Oxidative Phosphorylation

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Question 1

(Multiple Choice)

Free
Complex IV of the electron transport chain oxidizes ____, reduces ____, and ____ protons in the process.

A) coenzyme Q; cytochrome c; pumps
B) cytochrome c; coenzyme Q; pumps
C) cytochrome c; O2; doesn't pump
D) cytochrome c; O2; pumps

Answer

Question 2

(Multiple Choice)

Free
Which complex of the electron transport chain does NOT contain an iron-sulfur cluster?

A) Complex I
B) Complex II
C) Complex III
D) Complex IV

Answer

Question 3

(Multiple Choice)

Free
The final reduced species in the electron transport chain is

A) O2
B) H2O
C) cytochrome c
D) coenzyme Q
E) none of these

Answer