Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS
Answer: A. Mitochondria
Mitochondria are known as the "powerhouse of the cell" because they generate most of the cell's supply of adenosine triphosphate (ATP), used as a source of chemical energy. Through a process called cellular respiration, they convert nutrients (like glucose) into ATP, fueling essential biochemical reactions.
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