例句與造句

1. Intron a noncoding dna sequence that occurs between coding sequences ( exons ) in many eukaryote genes
   內含子：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。
2. It's difficult to find noncoding dna in a sentence. 用noncoding dna造句挺難的