例句與造句

1. Antisense nucleic acid technique is a method using single - stranded complementary sequences with specificity assigned by watson - crick base - pairing targeted specific messenger rna or dna to block expression of target gene
   反義核酸技術(shù)是根據(jù)堿基互補(bǔ)原理，使用與目標(biāo)靶的遺傳物質(zhì)( mrna或dna )特定互補(bǔ)的核酸片段封閉基因表達(dá)的技術(shù)方法。
2. It's difficult to find base-pair in a sentence. 用base-pair造句挺難的