Question

why a mitochondria callad the power house of a cell
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Answer 1

Answer:

Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration. It is for this reason that mitochondria are often referred to as the powerhouses of the cell

Answer 2

Because mitochondrion undergoes oxidation of food which leads to the generation of ATP ( adenosine triphosphate) which is the energy currency of the cell and is required by humans to perform chemical and various metabolic activities during his or her life.