One of the mysteries of the English language finally explained.
An organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur. It has a double membrane, the inner layer being folded inward to form layers (cristae).
- ‘Inside the cytoplasm are mitochondria and endoplasmic reticulum.’
- ‘In one of the earliest steps in the evolution of eukaryotic cells, the mitochondrion was derived from an endosymbiosed bacterium.’
- ‘The singlet oxygen damages cell membranes, mitochondria and cell nuclei.’
- ‘The results suggest a shared thiamine transporter for mitochondria and the plasma membrane.’
- ‘Chloroplasts are cell organelles comparable to the mitochondria of animal cells.’
Early 20th century: modern Latin, from Greek mitos ‘thread’ + khondrion (diminutive of khondros ‘granule’).
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