Membrane

Why is it important for there to be a space between the inner and outer mitochondria?

Why is it important for there to be a space between the inner and outer mitochondria?

Interactions between components of the inner and the outer membrane are necessary for a number of central mitochondrial functions such as the channeling of metabolites, coordinated fusion and fission of mitochondria, and protein transport.

  1. Why is it important for there to be a space between the inner and outer membrane of the mitochondria?
  2. Why is the structure of the inner membrane of the mitochondria important to its function?
  3. What is in between the outer and inner membrane of mitochondria?
  4. What is the purpose of intermembrane space?
  5. What is mitochondrial space?
  6. What is the function of the intermembrane space in the chloroplast?
  7. What role does the inner mitochondrial membrane play in ATP synthesis?
  8. Why does the mitochondria have two membranes?
  9. What would happen if the inner mitochondrial membrane is freely permeable to hydrogen ions?
  10. How does the outer membrane of mitochondria differ from inner membrane class 9?
  11. What do you call the space between the outer and the inner membrane?
  12. What is the importance of establishing a concentration gradient between the intermembrane compartment and the matrix?
  13. Which of the following is the space inside the inner membrane of the mitochondria?
  14. What is the purpose of the mitochondrial matrix?
  15. What does the mitochondria do for the cell?
  16. What is inside mitochondria?

Why is it important for there to be a space between the inner and outer membrane of the mitochondria?

The intermembrane space, as implied, is the region between the inner and outer membranes. It has an important role in the primary function of mitochondria, which is oxidative phosphorylation. ... Therefore matrix components can diffuse to inner membrane complexes and transport proteins within a relatively short time.

Why is the structure of the inner membrane of the mitochondria important to its function?

The fluid contained in the mitochondria is called the matrix. The folding of the inner membrane increases the surface area inside the organelle. Since many of the chemical reactions happen on the inner membrane, the increased surface area creates more space for reactions to occur.

What is in between the outer and inner membrane of mitochondria?

As previously mentioned, mitochondria contain two major membranes. The outer mitochondrial membrane fully surrounds the inner membrane, with a small intermembrane space in between. ... In contrast, the inner membrane has much more restricted permeability, much like the plasma membrane of a cell.

What is the purpose of intermembrane space?

Functions of the intermembrane space.

Because of its localization at the interface of cytosol and matrix, it serves as a transport and signaling hub, and harbors numerous metabolic enzymes (see text for details).

What is mitochondrial space?

In cell biology, it is most commonly described as the region between the inner membrane and the outer membrane of a mitochondrion or a chloroplast. It also refers to the space between the inner and outer nuclear membranes of the nuclear envelope, but is often called the perinuclear space.

What is the function of the intermembrane space in the chloroplast?

The inner membrane separates the stroma from the intermembrane space and regulates the passage of molecules into and out of the chloroplast. Intermembrane Space: space between the outer membrane and inner membrane.

What role does the inner mitochondrial membrane play in ATP synthesis?

The inner mitochondrial membrane transduces energy through oxidative phosphorylation, the main process responsible for the production of energy in the form of ATP in eukaryotic cells (Saraste, 1999).

Why does the mitochondria have two membranes?

The double membrane found in mitochondria and chloroplasts appears to be a relic of the absorption of the prokaryotic bacteria by the eukaryotic host cells. The inner membrane, which now contains numerous folds, apparently came from the bacterial membrane, while the outer membrane came from the host cell itself.

What would happen if the inner mitochondrial membrane is freely permeable to hydrogen ions?

If the inner mitochondrial membrane was permeable to H+ the production of ATP would decrease.

How does the outer membrane of mitochondria differ from inner membrane class 9?

Hint: Mitochondria contain double layered membranes. The outer layer fully surrounds the inner membrane. A small inter membrane space is present in between the layers. They allow movement of molecules and ions.

What do you call the space between the outer and the inner membrane?

An intermembrane space, the soluble compartment between the inner and outer membranes. From: Encyclopedia of Cell Biology, 2016.

What is the importance of establishing a concentration gradient between the intermembrane compartment and the matrix?

The gradient created (high concentration of protons in the intermembrane space and low concentration in the matrix) causes protons to flow through ATP synthetase in the inner membrane resulting in production of ATP.

Which of the following is the space inside the inner membrane of the mitochondria?

The inner membrane creates two compartments. The region between the inner and outer membrane, called the intermembrane space which is largely continuous with the cytosol, and the more sequestered space inside the inner membrane, called matrix.

What is the purpose of the mitochondrial matrix?

The Mitochondrial Matrix Defined

It is where the citric acid cycle takes place. This is an important step in cellular respiration, which produces energy molecules called ATP. It contains the mitochondrial DNA in a structure called a nucleoid.

What does the mitochondria do for the cell?

Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell's biochemical reactions. Chemical energy produced by the mitochondria is stored in a small molecule called adenosine triphosphate (ATP).

What is inside mitochondria?

A mitochondrion contains outer and inner membranes composed of phospholipid bilayers and proteins. ... The inner mitochondrial membrane, The cristae space (formed by infoldings of the inner membrane), and. The matrix (space within the inner membrane), which is a fluid.

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