One of the mysteries of the English language finally explained.
A unit made up of linked genes which is thought to regulate other genes responsible for protein synthesis.
- ‘Horizontal transfer of whole genes and operons between divergent species is a frequent event.’
- ‘It has been noted that coexpressed genes are frequently situated as contiguous clusters within an operon.’
- ‘In bacteria, these genes are clustered in operons, while in eukaryotes, they are widely dispersed throughout the genome.’
- ‘Jacob and Monod called these regulated stretches of DNA operons.’
- ‘Despite the absence of operons, eukaryotes are still capable of a very fine level of control over gene transcription.’
1960s: from French opérer ‘to effect, work’ + -on.
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