查询词典 mammal

And 0.949〓 respectively. From the model, the substitution of Pro (119)αto Ala in bar-headed goose Hbα〓β〓 interface, which is unique among bird and mammal Hbs and thought to be critical for the enhanced oxygen affinity in bar-headed goose Hb, causes no significant change in protein structure.

大量的研究工作认为，鸟类和哺乳动物Hb分子中a〓β〓亚基交界面唯一的氨基酸突变：Pro（119）α→Ala对于斑头雁Hb分子O〓亲和性的提高是关键的。

A small, carnivorous mammal of the southwest United States, having grayish or brownish fur and a black-banded tail and resembling the raccoon.

蓬尾浣熊，环尾猫熊一种体型小的食肉哺乳动物，生活于美国西南部，其皮毛呈暗灰色或棕黄色，尾巴上有黑色条斑，与浣熊很相似

In mammal and bird species the fate of cells is determined by the position of a cell late in cleavage.

对哺乳动物和鸟类而言，细胞的命运最终由细胞分裂后所处的位置决定的。

"In mammal s, the fertilized egg or zygote undergoes cleavage (cell division without cell growth) to form a hollow ball or blastocyst."

在哺乳动物中，卵与精子结合而成受精卵，受精卵发生数次细胞分裂后，形成一个中空球形的囊胚。

The marine mammal apparently noticed children doing laps Friday morning around a course they had set up at the Marin Country Day School next to the shores of the San Francisco Bay.

显然，这只海洋哺乳动物是注意到学校的孩子们在Marin Country Day学校搭起的，位于旧金山海湾海滩边的操场上跑步。

The marine mammal apparently noticed children doing laps around a course they had set up at the Marin Country Day School next to the shores of the San Francisco Bay, California, USA.

美国加州紧邻旧金山湾的马林县完全小学内，一群围著操场进行健走马拉松的学童，似乎吸引了这只海洋哺乳动物的目光。

Understanding the role of cumulus oophorus in oocyte maturation will enable us to reveal the mechanism of mammal ooc.

卵丘是指在卵母细胞外周并与之进行代谢联系的颗粒细胞群；卵丘对于卵母细胞成熟有极其重要的作用。

Native Americans retain some hunting rights and are exempt from some laws as part of Indian treaties and otherwise under federal law —examples include eagle feather laws and exemptions in the Marine Mammal Protection Act .

美洲原住民保留一些狩猎权，并从一些法律豁免条约，作为印度的一部分，否则根据联邦法律，例子包括：老鹰羽毛法律和海洋哺乳动物保护法的豁免。

RNA interferencewas the process by which agene was suppressed using double-stranded RNA.The phenomenon has been observed as gene expression mediated mechanism in protozoan,elegans,fungi,insect,and mammal etc.,which was very old and highly conserved in evlution.

RNA干扰(RNAi，RNA interference)是dsRNA介导的特异性基因表达安静表象，是生物界一种陈旧而且进化上高度保守的基因表达调节机制。

It appears to confirm that morphologically and genetically distinct X and Y chromosomes evolved from an identical pair, a pair of autosomes, and ZFX may be exons and play certain role in the mammal sex determination.

这不仅说明X和Y染色体可能起源于同一对染色体。而且也提示ZFY和ZFX可能是外显子，即具有转录功能，并且在哺乳类的性别决定中具有一定的作用。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了