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Question

Select the correct option:
Study the following statements regarding chemiosmotic hypothesis in mitochondria and select the correct ones.
(i) F1 headpiece contains the site for the syntesis of ATP from ADP+Pi.
(ii) F0 part forms the channel through which protons cross the inner membrane.
(iii) For each ATP produced, 2H+ pass through F0 from the intermembrane space to the matrix down the electrochemical proton gradient.

A
(i) and (ii)
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B
(ii) and (iii)
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C
(i) and (iii)
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D
(i),(ii) and (iii)
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Solution

The correct option is D (i),(ii) and (iii)

In the given question, the correct statements are as follows:

(i) F1 headpiece contains the site for the synthesis of ATP from ADP+Pi.

(ii) F0 part forms the channel through which protons cross the inner membrane.

(iii) For each ATP produced, 2H+ pass through F0 from the intermembrane space to the matrix down the electrochemical proton gradient.

So, the correct answer is '(i),(ii) and (iii)'.


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