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Friday 5 February 2010

Mitochondria


Mitochondria or Chondriosomes are universally present in the cytoplasm of animals and plants. They appear as minute granules, vesicles, rod lets, threads or strings depending upon physiological conditions of the cells . They are seen to be in constant motion in living cells Mitochondria are the center of aerobic respiration.
Each mitochondria is approximately about 0.2 to 1.0 Um in diameter and about 10 Um long. There are two thin membrane which form the boundary of the mitochondria. Both membranes are formed of lipids and protein. The inner membrane from irregular, incomplete partitions called Cristae. The interior of the mitochondria contains fluid like organic matrix, with a number of chemical compounds in it.

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