Question

define mitochondria ... ...​

Answer 1

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Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell. The biochemical processes of the cell are known as cellular respiration.

Answer 2

These are rod - shaved or spherical structures. they are present in large number in cells engaged in different physiological activities. they are responsible for cellular respiration and for generation of energy for different activities of life. hence they are also called the powerhouse of the cell.