21. The Generation of Biochemical Energy
Electron Transport Chain
21. The Generation of Biochemical Energy
Electron Transport Chain - Video Tutorials & Practice Problems
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concept
Intro to Electron Transport Chain Concept 1
Video duration:
3m2
example
Intro to Electron Transport Chain Example 1
Video duration:
1m3
concept
Electron Transport Chain Process Concept 2
Video duration:
2m4
concept
Electron Transport Chain Process Concept 3
Video duration:
1m5
Problem
ProblemFADH2 can be oxidized at both complex I and II in the inner membrane of mitochondria. (T/F)
A
True
B
False
6
Problem
ProblemWrite a reaction representing oxidation of NADH coenzyme.
A
NADH2 + CoQ → NAD+ + CoQH2
B
NADH+ H+ + Cyt c → NAD+ + Cyt cH2
C
NADH + H+ + CoQ → NAD+ + CoQH2
D
NAD+ + H → NADH + CoQ
7
Problem
ProblemProtons are pumped into the intermembrane space due to:
A
Energy provided by the electrons as they pass through complexes I, III & IV.
B
Decreasing of the pH in the intermembrane space.
C
CoQ pumping electrons through the complexes.
D
Formation of water from final electron acceptor.
8
Problem
ProblemThe mobile electron carriers of the ETC are:
A
Complex I & II
B
Complex III & IV
C
NADH & FADH2
D
CoQ & Cyt c
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