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  • Answer please! The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C) and (D).Select the part correctly matched with its function:

The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C) and (D).

Select the part correctly matched with its function:

 

  • Option 1)

    Part (D): Outer membrane - gives rise to inner membrane by splitting.

  • Option 2)

    Part (B): Inner membrane - forms infoldings called cristae.

  • Option 3)

    Part (C): Cristae - possess single circular DNA molecule and ribosomes.

  • Option 4)

    Part (A): Matrix - major site for respiratory chain enzymes. 

 

Answers (1)

best_answer

As we learnt in

Mitochondria -

Each mitochondria is a double membrane bound structure with the outer membrane and the inner membrane dividing its lumen distinctly into two aqueous compartments.

 

- wherein

It is the site of aerobic respiration. It produces cellular energy in the form of ATP, hence called as 'power house' of the cell.

 

 

 


Option 1)

Part (D): Outer membrane - gives rise to inner membrane by splitting.

Incorrect

Option 2)

Part (B): Inner membrane - forms infoldings called cristae.

Correct

Option 3)

Part (C): Cristae - possess single circular DNA molecule and ribosomes.

Incorrect

Option 4)

Part (A): Matrix - major site for respiratory chain enzymes. 

Incorrect

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Plabita

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