Question

Describe the structure of mitochondria.

28 Jan 2026
Answer :
Word Count : 239
Mitochondria are double-membrane-bound organelles often referred to as the powerhouse of the cell due to their role in energy production through oxidative phosphorylation. They have an outer membrane that is smooth and permeable to small molecules and ions, allowing the passage of metabolites necessary for mitochondrial function. Beneath the outer membrane lies the inner membrane, which is highly folded into structures called cristae. These cristae increase the surface area available for housing protein complexes of the electron transport chain and ATP synthase, which are essential for ATP generation. The space enclosed by the
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