DNA sequence within a gene and the ultimate product does not encode any part of the gene. Such sequences are transcribed into messenger rna (mRNA) but is removed during formation of the mature mRNA

INTRON: "Intron it instructs the cell to synthesize a protein. Compare exon"
Cite this page: N., Pam M.S., "INTRON," in, May 11, 2013, (accessed October 30, 2020).