Intron a noncoding dna sequence that occurs between coding sequences ( exons ) in many eukaryote genes 內(nèi)含子:是大多數(shù)真核生物基因中位于編碼序列(外顯子)之間的不編碼的dna序列。
百科解釋
In genomics and related disciplines, noncoding DNA sequences are components of an organism's DNA that do not encode protein sequences. Some noncoding DNA is transcribed into functional noncoding RNA molecules (e.