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A concentration gradient across the mitochondrial membrane is caused by

Option: 1

Uneven distribution of K+ ions across the membrane


Option: 2

Uneven distribution of Cl- ions across the membrane


Option: 3

Uneven thickness of membrane


Option: 4

The uneven distribution of H+ ions across the membrane


Answers (1)

best_answer
 

The uneven distribution of H+ ions across the mitochondrial membrane establishes both concentration and electrical gradients (thus, an electrochemical gradient), owing to the hydrogen ions’ positive charge and their aggregation on one side of the membrane.

Hence, the correct option is d.

Posted by

Irshad Anwar

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