pcr (polymerase chain reaction)造句

"pcr (polymerase chain reaction)"是什么意思   


  1. Pcr ( polymerase chain reaction ) , southern blot analysis performed toward 10 transgenic rice plants revealed that foreign genes were integrated into the genome of these plants
    选取部分植株进行pcr分析、 dna点杂交、 pcr southern杂交。以上分子检测结果表明,绝大部分经抗性筛选得到的转化植株的基因组中已整合有外源基因。
  2. In this work , some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique . according to the result of genomic dna amplified with pcr ( polymerase chain reaction ) , genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance . a primary but first time research at the phylogenetic relationships of some genera and species , the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics
    本文在初步调查分析了棕榈科植物在我国的自然分布、引种驯化情况以及该类植物在厦门地区栽培应用状况的基础上,首次采用rapd分子标记技术,对厦门万石植物园引种的一些棕榈科植物的遗传多样性进行了研究,根据pcr对基因组dna扩增的结果,用nei ' s相似性系数计算了不同植物间的遗传距离和遗传一致度,通过对遗传距离的upgma聚类分析,并结合形态分类的特点,对棕榈科植物的属、种间的系统分类关系和一些疑难种的分类鉴定进行了初步研究。
  3. It's difficult to find pcr (polymerase chain reaction) in a sentence. 用pcr (polymerase chain reaction)造句挺难的


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