Many nuclei have become pyknotic and have then undergone karorrhexis and karyolysis.

許多細(xì)胞核發(fā)生了核濃縮，接著出現(xiàn)核碎裂和核溶解現(xiàn)象中文字幕一区二区观看。

Following the puncture of zona pellucida with two holes by injection pipette that contained donor nuclei or cells, the injection pipette was pulled back to the perivitelline space while the negative pressure was increased in the holding pipette until the polar body and karyoplasm were wiped off completely. Then a reconstructed embryo was completed by the direct injection of the donor nucleus or cell without pulling out the injection pipette.

首先以預(yù)先吸有細(xì)胞核或細(xì)胞的注射針在固定于持卵針上的卵母細(xì)胞透明帶上穿刺兩個(gè)孔，然后一邊緩慢地將注射針回拔至卵周隙中，一邊逐漸增加持卵針中的負(fù)壓91色色福利视频，直至極體與目標(biāo)核質(zhì)被完整吸入持卵針中而完成去核，最后在不拔出注射針的情況下直接注射細(xì)胞核或完整細(xì)胞進(jìn)而完成重構(gòu)胚的構(gòu)建美女视频黄8频a美女大全2020。

Lamina Ⅸ is composed of nuclei containing larger motor cells.

層主要由含大型運(yùn)動(dòng)神經(jīng)元的核團(tuán)組成欧美性色欧美A在线观看。

In the hypothalamus, ghrelin-containing cells were identified in the arcuate, periventricular, dorsomedial and ventromedial hypothalamic nuclei, and lateral hypothalamic area.

下丘腦內(nèi)的陽(yáng)性神經(jīng)元胞體主要分布于弓狀核、室旁核这男人看的黄色视频。成年人看的黄色视频。、腹內(nèi)側(cè)核亚洲精品国精品91、背內(nèi)側(cè)核和下丘腦外側(cè)區(qū)。

By 1952, Robert Briggs and Thomas King had transferred the nuclei of an embryo into northern leopard frog eggs and generated tadpoles.

到了1952年，Robert Briggs和Thomas King已經(jīng)成功地把豹紋蛙胚胎細(xì)胞核移植到卵子中欧美狂野性爱一级，并且發(fā)育成了蝌蚪黄片免费观看不卡。

People through nuclear reactions, have been synthesized 17 kinds of atomic number greater than 92 of the transuranic elements, and thousands of The new kinds of radioactive nuclides, and by high-energy and ultra-high energy-ray beam and the interaction of atomic nuclei and found hundreds of kinds of short-lived particles, namely, baryon, meson, lepton, and particle resonance states of these particles has led to a new field of study - the birth of particle physics since the age of .70, nuclear physics has entered a deep development and wide application of new, more mature stage, on the one hand the development of particle acceleration and detection techniques, expanding people's research in nuclear means, the other hand, nuclear technology to serve the national economy, for example, for the development and utilization of nuclear energy to provide more accurate nuclear data; the use of isotope tracer technique diagnosis and treatment of disease; the use of radiation and irradiation preservation of food, irradiation breeding .

人們通過(guò)核反應(yīng)，已經(jīng)人工合成了17種原子序數(shù)大于92的超鈾元素和上千種新的放射性核素黄色稳定资源视频在线观看，并且通過(guò)高能和超高能射線束和原子核的相互作用综合在线导航91福利，發(fā)現(xiàn)了上百種短壽命粒子、即重子A片网站打开了视频、介子欧洲黄色AV、輕子和共振態(tài)粒子，對(duì)這些粒子的研究導(dǎo)致了一門(mén)新學(xué)科——粒子物理學(xué)的誕生黄色网站在线免费观看视频大全。70年代以來(lái)yiyinav，核物理進(jìn)入了縱深發(fā)展和廣泛應(yīng)用的新的更成熟的階段，一方面發(fā)展粒子的加速技術(shù)和探測(cè)技術(shù)一级在线高清全视频，擴(kuò)充人們研究原子核的手段日韩欧美综合亚洲欧美，另一方面將核技術(shù)服務(wù)于國(guó)民經(jīng)濟(jì)中，例如日婬片A片AAA毛片在线，為核能的開(kāi)發(fā)利用提供更為準(zhǔn)確的核數(shù)據(jù)好大好爽要高潮了视频；利用同位素示蹤技術(shù)診斷和治療疾病免费A片国产毛无码A片久久；利用射線及輻照技術(shù)保存食品偷拍日韩无码一区、輻照育種等。

It contains two types of nuclei in each cell, one isgenerative micronucleus, a typical diploid, meiotic germ-line nucleus, andanother one is vegetative macronucleus, a highly specialized expressionorganelle that provides all the transcripts for cell function.

其具有一個(gè)無(wú)轉(zhuǎn)錄活性的生殖核亚洲熟女性爱视频，負(fù)責(zé)有性生殖過(guò)程中遺傳物質(zhì)的傳遞男女av网站有那些；一個(gè)具轉(zhuǎn)錄活性的營(yíng)養(yǎng)核負(fù)責(zé)細(xì)胞營(yíng)養(yǎng)生長(zhǎng)過(guò)程中基因的表達(dá)。

Want to active galactic nuclei have an in-depth, comprehensive study, to be integrated black hole physics, relativity, quantum physics, magnetohydrodynamics and plasma physics, and many other aspects of knowledge.

要對(duì)活動(dòng)星系核有一深入91在线视屏、完整的研究又紧又爽视频，必須綜合黑洞物理學(xué)、相對(duì)論美女视频黄频黄色视频、量子物理學(xué)亚洲美女偷拍视频、磁流體力學(xué)和等離子體物理學(xué)等諸多的方面知識(shí)。

Ultrastructural observations showed that, 10 minutes after ischemia, amorphous matrix dense bodies appeared in most of the mitochondria and the nuclei exhibited margination of chromatin.

上述結(jié)果提示精品99爱免费视频在线观看，在心肌缺血早期国产无遮挡免费视频一区二区，缺氧是造成不應(yīng)期縮短的主要原因，而代謝產(chǎn)物和K~的蓄積則可能是引起傳導(dǎo)阻抑的重要因素一区二区美女脱黑色丝袜视频，并有加強(qiáng)缺氧所致心肌損傷的作用国产高清激情无码。

Observ ed with transmission electron microscope and scanning electron microscope, t he apoptotic nuclei showed the typical morphological feathers of apoptosis: cond ensation and margination of chromatin, bubbling of nuclear membrane and apoptoti c bodies.

在透射電子顯微鏡和掃描電子顯微鏡下都觀察到凋亡的細(xì)胞核呈現(xiàn)典型的凋亡形態(tài)學(xué)特征，例如染色質(zhì)的凝集及趨邊化又色又爽的网站，細(xì)胞核表面形成空泡化結(jié)構(gòu)并有大量的凋亡小體結(jié)構(gòu)出現(xiàn)看外国免费免下载男女人与抽黄色视频。