例句與造句

1. A genetic transformation model for the brown seaweed undaria pinnatifida has been primarily set up by using micro - particle bombardment as the method , female or male gametophytes as the gene recipients , hybridization as the regeneration route and chloramphenicol , hygromycin or basta as selective reagents
   本文從轉(zhuǎn)化受體、轉(zhuǎn)化方法、報(bào)告基因、再生途徑、篩選方法等方面對(duì)裙帶菜的遺傳轉(zhuǎn)化進(jìn)行了研究。首先，分離并建立了裙帶菜雌雄配子體的無(wú)性繁殖系，進(jìn)行了裙帶菜的不同再生途徑的研究。
2. It's difficult to find selective reagent in a sentence. 用selective reagent造句挺難的