1) Genetic diversity
遗传差异
1.
The genetic diversity and phylogenetic relationships of mitochondrial D-Loop partial sequences in eight representative varieties of goldfishes(Carssius auratus var) and wild crucian carp(Carssius auratus);
八个品种金鱼及野生鲫线粒体控制区遗传差异和亲缘关系的研究
2.
Two SSR molecular markers, genomic-SSR and EST (expressed sequence tagged)-SSR,were used to measure the genetic diversity among 18 accessions of common wheat with known pedigrees,which were collected from winter wheat production region in Northern China.
研究还证实,一个骨干亲本与由其衍生出来的品种(系)之间的遗传差异一般较小,并对拓宽普通小麦遗传基础的策略和方法进行了讨论。
3.
Simple sequence repeat (SSR) molecular marker was used to measure the genetic diversity of D genome in 26 synthesized hexaploid wheat (AABBDD) introduced from CIMMYT.
遗传距离计算结果也显示 ,2 6份材料D染色体组之间具有较大的遗传差异 ,平均遗传距离高达 0 。
2) genetic difference
遗传差异
1.
Study on biochemical genetic differences among 4 populations of red common carp in China;
我国4种红鲤群体的生化遗传差异
2.
DNA molecular markers of Mytilopsis sallei in three bays,for genetic difference;
3个海域沙筛贝遗传差异的DNA分子标记研究
3.
trees from twenty open pollinated families of masson pine were chipped,screened and pulped using the kraft process to investigate the genetic differences of properties of unbleached kraft pulp between the families.
对１３ 年生２０ 个马尾松自由授粉家系１００ 株树木进行硫酸盐法制浆试验， 研究未漂硫酸盐木浆品质和物理性能在家系间的遗传差异。
3) Genetic variation
遗传差异
1.
The genetic variation of CY12 and SYN780 revealed by microsatellite markers;
利用SSR标记分析“川育12”和人工合成小麦“SYN780”的遗传差异
2.
Population genetic variation of Chinese shrimp Penaeus chinensis along the coast of China assessed by random amplified polymorphic DNA(RAPD);
我国近海中国对虾种群遗传差异的RAPD分析
3.
The analysis of genetic variation of Lateolabrax japonicus from Rizhao of Shandong and Xiamen of Fujian by isozyme and RAPD methods;
山东日照和福建厦门沿海花鲈遗传差异的同工酶和RAPD分析
4) Genetic differences
遗传差异
1.
In order to understand the molecular genetic differences among three species of Macrobrachium,i.
为从分子角度理解3种沼虾,即罗氏沼虾、日本沼虾和祁连沼虾的遗传差异,为沼虾资源的管理、保护和合理开发利用提供理论基础,采集了每种沼虾各2尾样本,采用PCR的方法扩增了其线粒体16S rRNA基因片断并测序。
2.
On the basis of this we attain 30 polymorphic primers showing genetic differences among moss were screened from 100 random primers.
根据试验结果 ,筛选出了藓类植物RAPD反应体系中这 4个因素的最佳浓度配比 ,并在此基础上从 1 0 0个随机引物中筛选出了 30条显示藓类植物遗传差异的多态性引物。
5) Genetic differentiation
遗传差异
1.
To reveal the genetic basis of parents of japonica hybrid rice in the Northern China,genetic differentiation and indica component analysis were conducted on the main parents of japonica hybrid rice and their succeeding materials by using simple sequence repeats(SSR) marker.
为了揭示北方杂交粳稻亲本的遗传背景,利用微卫星(SSR)分子标记对北方杂交粳稻亲本及其高代后续材料进行了遗传差异鉴定和籼性程度分析。
补充资料：K理论中的差异元素
K理论中的差异元素
difference element in K- theory
K理论中的差异元家f击ffe代”茂d。帐川inK一价印叮;Pa3朋，a沁山“肠3月eMe“T .K一TeoP““] 群K(X，A)中的一个元素(这里(X，A)为一对空间，X通常假设为一有限胞腔空间(沈U川ar sPace)，A为X的胞腔子空间)，由一个三元组(古，叮，卯构造出来，其中心与泞是X上的同维数向量丛，乙:引，~川，为向量丛同构(这里司，是指x上的向量丛口限制在子空间A上的部分).差异元素的构成可按下述方式进行.先假定叮为平凡丛而且冲在X上已给定了一个平凡化.于是心给出了引，的一个平凡化，从而给出了群K(X/A)”K(X，A)的一个元素.这个元素与叮在整个X上平凡化的选择无关.对于一般情形，选择X上的向量丛。使得丛叮①‘为平凡的，并令三元素(亡，扮，幼对应于三元组(亡OJ，叮田口，乙田id『)所给出的元素.幻，E.P扣。撰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条