exon

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Introduction

Exons are segments of DNA in a gene that are not spliced out of the primary RNA transcript but are retained in the mRNA that exits the nucleus. Exons may contain non-coding sequences[2]. Exons are separated by introns.

More general terms

References

  1. http://www.biology-online.org/dictionary/exon
  2. 2.0 2.1 Zhang MQ. Hum Mol Genet. 1998 May;7(5):919-32. PMID: https://pubmed.ncbi.nlm.nih.gov/9536098