Each homologous chromosome group has three homologous chromosomes.
每个染色体小组均由三条同源染色体组成。
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。
Diakinesis bivalents end of some of the homologous chromosomes together only at the end.
终变期末有些二价体的同源染色体只在末端连在一起。
Bands stripes in homologous chromosomes are similar in their number, size and distribution.
同源染色体带纹的数目、大小和分布基本一致。
Hence, the homologous chromosomes distributed to different progeny cells are not identical.
因此,同源染色体后代细胞对不同分布并不相同。
The structure is closely related with homologous chromosomes synapsis, recombination and segregation.
它与同源染色体联会、遗传交换、染色体分离密切相关。
The movement of a Holliday junction that causes different hybridizations between the homologous chromosomes.
指holliday交叉的移动,它会引起同源染色体不同区段之间发生杂交。
Meanwhile, MAALs can be used to study the introgression mechanism and the pairing status of homologous chromosomes.
同时, 也便于研究同源染色体的渗入机制和配对状态。
In diplotene the pairs of chromatids begin to separate from the tetrad formed by the association of homologous chromosomes.
双线期时,配对的染色单体开始从四分体中分离,此时常可见染色体交叉。
Synapsis (pairing) the association of homologous chromosomes during the prophase stage of meiosis that leads to the production of a haploid number of bivalents.
偶线期时,以同源染色体活跃的、特定的配对(联会)为特征,形成了单倍数的二价染色体。
This discovery, which had until now been unconfirmed in the reptile world, means that "these lizards have a way of distinguishing sister from homologous chromosomes, " Baumann says.
这项此前在爬行动物界未被确认的发现,意味着“这些蜥蜴具有区分同源的姊妹染色体的能力,”鲍曼说。
This means that homologous chromosomes failed to pair together during meiosis and chromosomes formed fewer crossovers, i. e. sites where they recombine, during the initial stages of meiosis.
这意味着减数分裂中同源染色体不能配对,染色体间形成的交叉也会更少(例如,在减数分裂早期的重组位点)。
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。
During diakinesis the sister chromatids of homologous pairs of chromosomes complete their separation and the chromosomes coil tightly shortening and thickening.
在终变期配对的同源染色体中的姐妹染色单体完成分离,染色体变成紧密凝集的状态,缩至最小长度。
During diakinesis the sister chromatids of homologous pairs of chromosomes complete their separation and the chromosomes coil tightly shortening and thickening.
在终变期配对的同源染色体中的姐妹染色单体完成分离,染色体变成紧密凝集的状态,缩至最小长度。
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