分裂性

The sterile pollens were very concerned with non-equality of homologouschromosomes at two polars,and the difference of pollen yields among individuals werelikely related with disintegration of Tapetum in Prophase I.

其中败育花粉的产生与同源染色体的不均衡分配关系最为密切，而花粉产量的差异则可能是在减数分裂前期I时即发生绒毡层解体而造成的，其根源仍在于毛白杨染色体的异源性，此外易位、倒位等染色体结构变异和天然三倍体的存在也常常会加剧人们对毛白杨配子败育严重的印象。

Results No abnormal ploidy was found in three groups at two time points.

结果 3组细胞均未出现DNA异常倍体。24h时，在整个增殖期、DNA合成期、有丝分裂期，3组细胞之间差异均有显著性。

But there are some long-term sequel associated with amphetamine abuse , such as, re-exposure to a relatively low dose of amphetamine will often prec ipitate a psychotic episode in former amphetamine addicts who have been abstin ent for months to years.

长期重覆使用安非他命者，会产生非常类似妄想性精神分裂的精神病变，此种安非他命引起之精神病经常在戒除药物后即消失殆尽，然而有一部分安非他命成瘾者，即使停药了几年后，当再次投与低剂量的安非他命时，会出现剧烈反应，包括情绪不稳定、精神症或癫痫等的症状。

Under the optimal combination of the three factors and three levels many clear, proper length and well-scattered metaphase chromosomes could be obtained.

并可获得大量图象清晰、长度适中、分散良好的中期分裂相，是皱纹盘鲍活体倍性检测的最佳方法。

The multiple cultural recognition of web's virtual will lead to the splitting of the Subject and Identity in the individual cultural recognition.

在个体文化认同中，网络虚拟性的多重文化认同将导致主体和身份的分裂。

Part three is devoted to investigating convergence and comparison theorems of splittings of matrices.

第三部分研究了矩阵分裂的收敛性和比较理论。

Tob is Involved in Hippocampal Learning and Memory Tob is a negative cell cycle regulator with anti-proliferative activity in the periphery. It is a member of PC3/TIS21/BTG/TOB family.

第一部分 Tob参与海马依赖性的学习和记忆巩固在外周组织，Tob具有抑制细胞分裂的作用，它是一个细胞周期抑制性调控因子。

Under the influences of the Great Schism and Humanism in the 15th century, there were some gradual changes in the late medieval universities, such as the emergence of the university-owned building, the fading of the internationalization and the increasing of the localization, the weakening of the church s control of the universities and the more intervention from secular power; meanwhile, there were also significant changes in the inner organizational form and curriculum content in universities.

在&大分裂&以及15世纪人文主义向大学渗透等因素的影响下，晚期中世纪大学发生了渐进性的变化，如大学自有建筑的出现、国际色彩的淡化和区域性的加强、教会对大学控制程度的削弱和世俗力量对大学干预程度的提高，同时大学内部组织形式和课程内容等也出现了较为明显的变化。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。