Question

what is mitochondria? what is it functions?

Answer 1

Every cell in our bodies contains mitochondria – commonly called the powerhouses of the cell. These powerhouses provide ATP, a molecule which transports chemical energy within the cell, fuelling cellular processes. This, along with other functions, means that mitochondria are essential for normal brain function.
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Answer 2

Mitochondria are known as powerhouse of cell they are said so because the energy required for various life activities is released by mitochondria in the form of ATP molecules the body uses energy stored in a teepee for synthesise of new compounds and for mechanical work as ATP instantly provides energy their call energy currency of the cell