特化的

Some sperm with damaged DNA may escape from the sperm surveillance mechanism and transmit the damage to the offspring.So research on the damage to sperm DNA has become one of the hot spots in reproductive medicine.

替代组蛋白成为精核蛋白的鱼精蛋白和大量的二硫键使精子染色体高度压缩，这种特化的结构可以保护精子DNA免受伤害，因此成熟精子对各种致病因素有较强的抵抗力。

Performance on this level belongs to technology and instrumentalism; secondly, the level of symbolism, language, gesture and motion of the performance are considered as the symbols of the expression, delivery.

当我们从表演的视角"看"教育生活的时候，我们发现了人类行为的表演性在教育生活中特化的形式、内容和方式。

Inflorescence an axillary glomerule, on normal leafy stems or on specialized, slender, mostly axillary, occasionally terminal, shoots, these unbranched and spikelike to branched and panicle-like, mostly unisexual, less often bisexual.

花序一腋生的团伞花序，正常茎或特化的纤细的多叶茎上，花单性的；苞片和小苞片小，干膜质。

CENP-E is a microtubule-based kinesin motor protein located on the outer kinetochore and is responsible for a stable microtubule-kinetochore attachment.

有丝分裂期染色体的运动是由纺锤体微管和位于染色体着丝粒区域的一个特化的结构—动点之间程序化且动态的相互作用而协调完成的。

Regression of a specialized cell or tissue to a simpler, more embryonic, unspecialized form.''.'Dedifferentiation'.

去分化，反分化指高度分化的细胞或组织向更简单，更初期非特化的形式的退化。

Reduction of ovule number as a tendency of speciation in the genus is substantiated by the occurrence of tri_ovulate cones coupled with comprehensive characters of the genus. The metamorphic patterns as well as the leaf nature of the outer envelope indicate that female cones of Ephedra are compound while the female reproductive units of the ovulate cone have been reduced from secondary reproductive shoots similar to those of cordaites by phylogenetic transformation, fusion and reduction. Each fertile bract together with its axillary female reproductive unit composed the Bract Scale and Seed Scale Complex of Ephedra .

基于返祖性畸形三胚珠球花的出现及其他形态特征，认为麻黄属胚珠数目减少是该属内物种特化的一个趋势；利用雌球花发育的畸形现象及外珠被的形态学本质提出麻黄属的雌球果为复轴性构造，雌性生殖单位是由类似于科达类的次级生殖枝构造经系统发育变态、融合、简化成现存的生胚珠构造式样，每一可育苞片及其腋内雌性生殖单位共同组成了麻黄属的苞鳞_种鳞复合体。

A special arc or ring of cells in the sporangia of ferns that constitutes the mechanism for spore dispersal.

某些蕨类植物所具有的一种与孢子萌发机制有关的，孢子囊细胞壁上的一种特化的环状或弧状结构。

The basolateral M cell surface is invaginated to form an intracellular central pocket into and out of which lymphocytes and macrophages.

M细胞是一种特化的上皮细胞，多分布于Peyer's结圆顶区的周边，FAE的顶端未见M细胞；其结构有别于相邻的肠上皮细胞，表面没有长而整齐的微绒毛，取而代之的是粗而短的微皱褶，胞质内终末网不发达，溶酶体较少，基底膜向顶部穹隆状突起，形成一&口袋&样结构，其中含有多个免疫活性细胞。

Glomerules all arranged on specialized slender flowering shoots, rarely simply axillary; male flowers 4-merous, pedicel very short to absent.

团伞花序全部在特化的细长开花的芽上排列，很少简单的腋生；雄花4瓣，对无的花梗非常短。

Male spikes in specialized, lateral panicles, with bracts sharply differentiated from normal leaves.

在特化的，侧的圆锥花序，具苞片锐的与区别的正常的叶里的雄性穗状花序。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。