Question Details

Oxysomes of F0-F1 particles take place on

Options

A

Chloroplast surface

B

Thylakoid

C

Inner mitochondrial membrane

D

Mitochondrial surface

Correct Answer :

Inner mitochondrial membrane

Solution :

The correct option/answer is Inner mitochondrial membrane.

Oxysomes, also known as F0-F1 particles or ATP synthase complexes, are vital structures involved in cellular respiration. Specifically, they play a crucial role in synthesizing ATP (adenosine triphosphate) through oxidative phosphorylation.

Let's break down where these particles are located and why:
1. Mitochondria Structure: A mitochondrion is a double-membrane-bound organelle. It consists of an outer membrane, an intermembrane space, an inner membrane, and the innermost compartment called the matrix.
2. Inner Membrane Folding (Cristae): The inner mitochondrial membrane is highly folded into numerous finger-like projections called cristae. These folds significantly increase the surface area available for chemical reactions.
3. Localization of Oxysomes: The oxysomes (F0-F1 particles) are studded along the inner mitochondrial membrane, projecting into the mitochondrial matrix. The F0 base is embedded directly within the lipid bilayer of the inner membrane, while the spherical F1 headpiece projects into the matrix where ATP synthesis occurs using the proton gradient generated across this inner membrane.

Therefore, oxysomes of F0-F1 particles are located on the Inner mitochondrial membrane.

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