| 释义 | 
		restriction enzymen.(名词)- Any of a group of enzymes that cleave DNA at specific sites to produce discrete fragments, used especially in gene-splicing. Also called  restriction endonuclease 限制酶:在特定场合分裂脱氧核糖核酸DNA以产生分离断片的一组酶中的任一种,特用于基因叠接 也作  restriction endonuclease
 
  |