Definition of extrachromosomal in English:

extrachromosomal

Syllabification: ex·tra·chro·mo·so·mal
Pronunciation: /ˌekstrəˌkrōməˈsōməl
 
/

adjective

Biology
  • Situated or operating outside the chromosome: extrachromosomal DNA
    More example sentences
    • Crosses were done between transgenic plants carrying pShortDs and plants containing transposase to analyze the ends of extrachromosomal linear Ds elements.
    • In this study, I investigated genetic requirements and DNA substrates for DSB repair in S. pombe using a new simple extrachromosomal DSB repair assay.
    • Although it is possible that these extra ND5-like sequences exist as extrachromosomal, episomal DNA, several lines of evidence suggest they are of nuclear origin.

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