Consider the processes listed below. (1) electron flow within the inner membrane

Question

Consider the processes listed below.

(1) electron flow within the inner membrane.

(2) electrons crossing the inner membrane into the matrix

(3) protons crossing the inner membrane into the matrix

(4) electrons crossing the inner membrane, going away from the matrix

(5) protons crossing the inner membrane, going away from the matrix

(6) proton flow within the inner membrane.

If the rotory engine of ATP synthase turns and only ONE of the processes listed is taking place, which one must be occuring to drive the engine?(You can choose more than 1)

1

2

3

4

5

6

No one process will do it.

Consider the processes listed below.

(1) electron flow within the inner membrane.

(2) electrons crossing the inner membrane into the matrix

(3) protons crossing the inner membrane into the matrix

(4) electrons crossing the inner membrane, going away from the matrix

(5) protons crossing the inner membrane, going away from the matrix

(6) proton flow within the inner membrane.

If the rotory engine of ATP synthase turns and only ONE of the processes listed is taking place, which one must be occuring to drive the engine?(You can choose more than 1)

Explanation / Answer

ATP synthase is an enzyme which synthesizes ATP when protons from intermembrane space flows into matrix. It catalyzes the reaction of forming Atp from adp and pi.

Among the given options, the option 3 suits best.

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