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Asked Mar 6, 2020
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answer #2

2. In electron transfer, only the quinone portion of ubiquinone undergoes oxidation-reduction;
the isoprenoid side chain remains unchanged. What is the function of this chain?
3. There is growing evidence that mitochondrial Complexes I, II, III, and IV are part of a larger
supercomplex. What might be the advantage of having all four complexes within a
supercomplex?
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2. In electron transfer, only the quinone portion of ubiquinone undergoes oxidation-reduction; the isoprenoid side chain remains unchanged. What is the function of this chain? 3. There is growing evidence that mitochondrial Complexes I, II, III, and IV are part of a larger supercomplex. What might be the advantage of having all four complexes within a supercomplex?

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Answer 2:

Ubiquinone plays the role of electron carrier in the electron transport chain by transferring electrons from complex I and complex II to complex III. Its...

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