Cross-overs have occured independently of each other between pair of homologous chromosomes. 交换现象独立地在每一对同源染色体之间发生。
Bivalent& A pair of homologous chromosomes in association, as seen at metaphase of the first meiotic division. 发生联会时的一对同源染色体,见于第一次减数分裂的中期。
( genetics) used of the association of three or more homologous chromosomes during the first division of meiosis. (遗传学)属于在第一时期成熟分裂时三个或者更多的同源染色体的联合的。
( genetics) used of a chromosome that is not paired or united with its homologous chromosome during synapsis. (遗传学)属于一种染色体的,在染色体结合过程中不与它的对等染色体配对或结合的。
MIR is not homologous to any known protein, as homologs were not found in the rice or Arabidopsis genome databases, or in the EST database for other organisms. 通过对拟南芥和水稻基因组的以及其他物种EST数据库的比对,发现MIR和已知蛋白均不同源。
Objective To construct recombinant adenovirus by homologous recombination in bacteria. 目的通过细菌内同源重组方法构建重组腺病毒。
Alleles of the same gene occupy the equivalent locus on homologous chromosomes. 等位基因位于同源染色体相对应的位点上。
Each of the 46 chromosomes is a member of a homologous pair. 46条染色体的每一条都是一个同源对的成员。
The former are considered to be homologous with the sepals of Ranunculus. 一般认为,前者的花瓣与毛茛属植物花萼同源。
Nucleotide sequences homologous to oncornaviruses DNA products have been observed in human leukaemic cells. 在人白血病细胞中,已经观察到与肿瘤毒病DNA产物相同的核苷酸序列。
Genetics: a characteristic resulting from the exchange of genetic material between homologous chromosomes during meiosis. 交换特征:由减数分裂期内同源染色体之间的遗传物质的交换而产生的特征。
Crossing over The exchange of material between homologous chromatids by the formation of chiasmata. 交换:同源染色单体之间形成交叉时遗传物质的交换现象。
If both of a pair of homologous chromosomes are missing, nullisomy results. 如果一对同源染色体都缺失了,称为缺体。
Homologous chromosomes have chromomeres in identical places along their length. 同源染色体在相同的部位具有染色粒。
Bivalent Describing any pair of homologous chromosomes when they pair up during MEIOSIS. 二价染色体:在减数分裂中配对时的任意一对同源染色体。
At last, the author put forward the homologous counterplan to the management of the floating population. 最后,笔者对流动人口的管理措施提出了相应的对策。
Numerous experiments were conducted for homologous and non-homologous SAR images under various conditions, and the preliminary matching conclusions were obtained. 对不同条件下的同源和非同源的SAR图像进行了大量的实验,给出了初步的匹配结果。
The side by side pairing of homologous maternal and paternal chromosomes at the start of meiosis. 在成熟分裂的前期父方染色体与母方同源染色体的等同的联会。
Each type evokes antibodies which protect against the homologous, but not heterologous virus. 每一种抗原型都能产生抗同种病毒的抗体,但对异种病毒则不能。
The wing of a bat and the arm of a man are homologous. 蝙蝠的翅膀和人类的手臂是相应的。
Only two signal peptides have the same sequence, and the corresponding secreted proteins are highly homologous. 仅有两个信号肽的氨基酸序列完全相同,相应的分泌蛋白高度同源。
The separation of homologous chromosomes during meiosis. 在减数分裂过程中同源染色体的分离。
The interchange of sections between pairing homologous chromosomes during the prophase of meiosis. 在减数分裂初期一对同源染色体之间片段(遗传物质)的互换过程。
Cloning and Sequence Analysis of the FlOWERING LOCUS T Homologous Genes from Carya cathayensis 山核桃FloweringlocusT同源基因的克隆与序列分析
Cloning of Genomic Islands in Klebsiella Pneumoniae by Using Yeast-Based Homologous Recombination System 利用酵母同源重组系统克隆肺炎克雷伯菌基因组岛
After NCBI blast, no homologous protein was found. 在NCBI中比对没有发现符合条件的胞外蛋白。
Propane is said to be related to these other members of the family in a homologous sense. 就同系列的意义而言,可以说丙烷是与本系列的其他成员相关连的。
There is fixed homologous mathematical relationship between the maize spike character and granule weight. 玉米穗粒性状与穗粒重间均有固定的对应数学关系。
This result indicated that leguminous nodulin homologous genes existed extensively in rice genome. 这表明在水稻基因组中广泛存在豆科植物结瘤素基因的同源基因。
So we concluded that the heterochromatin of X and Y was homologous. 由此我们可以确认,X、Y染色体的异染色质是同源的。