- Mitochondria are the structures within cells that produce energy.
An example of mitochondria is what regulates metabolism in human cells.
Variant of mitochondrion
any of various very small, usually rodlike structures found in the cytoplasm of eukaryotic cells and that serve as a center of intracellular enzyme activity which produces the ATP needed to power the cell
Origin of mitochondrionModern Latin ; from Classical Greek mitos, a thread + chondrion, a small cartilage ; from chondros: see chondro-