MCQ Practice

ATP biosynthesis takes place utilizing the H + gradient in mitochondria and chloroplasts. Identify the correct sites of H + gradient formation.

A

Across the outer membrane of mitochondria and across the inner membrane of chloroplast

B

Across the inner membrane of mitochondria and across the thylakoid membrane of chloroplast

C

Within the matrix of mitochondria and across the inner membrane of chloroplast

D

Within the matrix of mitochondria and within the stroma of chloroplast

Correct Answer: B