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- The other is the disorder of synapsis of odd-numbered multiple polyploids. 二是奇數倍多倍體聯(lián)會(huì )紊亂型。
- When synapsis is complete the paired chromosomes are referred to as bivalents. 當聯(lián)會(huì )完成的時(shí)候,那配成對的染色體叫做二價(jià)體。
- Of or relating to a chromosome that is not paired or united with its homologous chromosome during synapsis. 單價(jià)染色體的屬于或有關(guān)一種染色體的,在染色體結合過(guò)程中不與它的對等染色體配對或結合
- After synapsis, unwound chromatin fibers in the form of loops are in assoeiation with the lateral elements. 在聯(lián)合發(fā)生后,染色質(zhì)纖維解聚成環(huán)狀附著(zhù)在側帶上。
- Before synapsis, chromatin fibers condense at the chromosome axes forming the chromomeres. 在聯(lián)會(huì )發(fā)生前,染色質(zhì)纖維聚在軸成分上呈現出染色粒。
- Synapsis (pairing) The association of homologous chromosomes during the prophase stage of meiosis that leads to the production of a haploid number of bivalents. 聯(lián)會(huì )(配對):能產(chǎn)生單倍二價(jià)體的減數分裂前期,同源染色體的聯(lián)合現象。
- Ovarian nurse cell polytene chromosomes of F1 hybrid females were examined, to observe any synapsis in different zones of chromosomes. 制作雜種 F1 卵巢營(yíng)養細胞多線(xiàn)染色體標本, 觀(guān)察染色體各區域的聯(lián)會(huì )情況。
- Pairing of homologous chromosomes (synapsis) commences at one or several points on the chromosome and is clearly seen during PACHYTENE of meiosis I. 同源染色體兩兩成對平行靠攏,這一現象也稱(chēng)聯(lián)會(huì ),聯(lián)會(huì )發(fā)生在染色體的一點(diǎn)或多點(diǎn)上,可以在減數第一次分裂的粗線(xiàn)期觀(guān)察到。
- "There was a profound defect in interactions of parental chromosomes, a process known as synapsis, leading to death of germ cells. “親代染色體的相互作用-聯(lián)會(huì )發(fā)生嚴重缺陷,導致生殖細胞死亡。
- OBJECTIVE To investigate the intibitive effect in rat s brain synapsis of Hypericum wightianum extract in the noradrenaline (NE) reuptake. 目的:研究遍地金提取物對大鼠腦突觸體去甲腎上腺素重攝取的抑制作用。
- Zygotene is characterized by the active and specific pairing(synapsis) of homologous chromosomes leading to the formation of a haploid number of bivalents. 偶線(xiàn)期時(shí),以同源染色體活躍的、特定的配對(聯(lián)會(huì ))為特征,形成了單倍數的二價(jià)染色體。
- The different configurations of chromosome synapsis,such as tetravalents,hexavalents and octovalents,were observed at meiosis of pollen mother cells in 4 garlic varieties. 大蒜品系間在減數分裂過(guò)程中染色體的聯(lián)會(huì )行為存在差異,表現有四價(jià)體聯(lián)會(huì ),六價(jià)體聯(lián)會(huì )和八價(jià)體聯(lián)會(huì )等類(lèi)型。
- Vermipsylla asymmetrica asymmetrican. 不齊蠕形蚤指名亞種
- The first stage of meiosis,constituted by a series of events that include DNA replication,the synapsis of homologous chromosomes,crossing over,the formation of chiasmata,and contraction of the chromosomes. 前期階減數分裂的第一個(gè)階段,由一系列的事件組成,包括脫氧核糖核酸的復制,同種染色體結合、交叉,染色體形成以及染色體的收縮
- Pinnularia major var. asymmetrican. 大羽紋藻不對稱(chēng)變種
- The first stage of meiosis, constituted by a series of events that include DNA replication, the synapsis of homologous chromosomes, crossing over, the formation of chiasmata, and contraction of the chromosomes. 前期階減數分裂的第一個(gè)階段,由一系列的事件組成,包括脫氧核糖核酸的復制,同種染色體結合、交叉,染色體形成以及染色體的收縮
- Petalomonas mediocanellata var. asymmetrican. 瓣胞藻不對稱(chēng)變種
- Abstract: The different configurations of chromosome synapsis,such as tetravalents,hexavalents and octovalents,were observed at meiosis of pollen mother cells in 4 garlic varieties. 文摘:大蒜品系間在減數分裂過(guò)程中染色體的聯(lián)會(huì )行為存在差異,表現有四價(jià)體聯(lián)會(huì ),六價(jià)體聯(lián)會(huì )和八價(jià)體聯(lián)會(huì )等類(lèi)型。
- Keywords SP;Guinea pig;Gallbladder;Synapsis; 關(guān)鍵詞P物質(zhì)(SP);豚鼠;膽囊;突觸;
- chromosome pairing(synapsis, syndesis) 聯(lián)會(huì ); 染色體配對