Notes on the meaning, structure and functions of Mitochondria. Mitochondria are present in the living eucaryotic cells as membrane bound organelles essential for cellular respiration.
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These are spherical or rod-shaped structure surrounded present in both plant and animal cells. These are surrounded by double membrane containing matrix. The outer membrane is smooth and the inner membrane is folded into finger-like projection called cristae.
Mitochondria are present in the living eukaryotic cells and absent in prokaryotic cells like bacteria and blue-green algae. Form, size and number- Mitochondria are either filamentous or granular, but can change their shape.
Mitochondria were first described by Altmann, but named by Benda in 1898. They are small, Rod-shaped or spherical organelles found in large numbers.