哺乳动物

Sometimes gazelles can zig and zag out of reach and outlast their often short-winded pursuers.Not this time.

一只瞪羚为活命而拼命奔逃，通常瞪羚用急转弯的方式逃脱捕猎者的追杀，但这一次却最终未能躲过世界上速度最快的哺乳动物的捕杀。

It implies that the relationship between Japanese black cattle and Mongolian cattle is more distant. According to that the rate of sequence divergence of mtDNA is estimated to be 2% per million years, Haplotype II and III of mongolian cattle s mtDNA might be separate about 240 thousand years ago, which is earlier than the 10000-year history of cattle husbandry. Haplotype of yellow cattleand zebu cattle might be separate about 0.73-0.92 million years ago.

按照哺乳动物mtDNA碱基突变率每百万年2％计算，单倍型Ⅱ和Ⅲ(遗传距离为0.478％)所代表的蒙蒙古牛和日本和牛遗传多态性比较研究硕士学位论文古牛群体之间的分化时间大约24万年，这比人类驯化牛10000的历史要久远得多。I单倍型和11、m两种单倍型(遗传距离为1.467%，1.83870)所代表的牛群体之间的分化时间大约73万年至92万年前。

Thus, in addition to serum and fetuin, PVA is another agent that can be used to prevent zona hardening.

因此，用化学限定培养基对哺乳动物卵母细胞进行体外成熟培养时，除血清、胎球蛋白外，PVA是又一种能防止透明带硬化的物质。

To understand the factors effecting on mammalian early embryo development, we carried out the study through 3 points of view, oocytes, zona and embryo culture in vitro.

本研究分别从卵母细胞、透明带以及胚胎体外培养三个角度来探讨影响哺乳动物早期胚胎体外发育的因素。

Tree shrew, which was the representative tropic and sub-tropic small mammal distributed in the south of china, was studied on cold adaptative characters of individual and molecule levels during the press of low temperature as the experimental animal in our research.

本论文以分布于我国南方的典型热带、亚热带小型哺乳动物，中缅树鼩，为研究对象，从个体水平及分子水平对低温胁迫下的冷适应特征进行了研究。

Large hips suggest that most dinosaurs had large, aerobically capable leg muscles like those of big-hipped birds and mammals, rather than small leg muscles like those of Brady aerobic reptiles.

大的臀部说明大多数恐龙有着较大的、耗氧能力强的腿部肌肉，就像那些臀部发达的鸟类和哺乳动物一样，而不是像那些低耗氧量的爬行类那样只有细小的腿部肌肉。

A hoofed mammal Alces alces found in forests of northern North America and in Eurasia and having a broad , pendulous muzzle and large , palmate antlers in the male .

驼鹿一种有蹄的哺乳动物，发现于北美洲北部和欧亚大陆的森林中，长有下垂的宽鼻口，雄鹿有大的掌状鹿角

Shall have the right to conserve and manage straddling species, highlymigratory species, marine mammals, anadromous stocks that originate inthe rivers of the People's Republic of China, and catadromous species

第六条 中华人民共和国主管机关有权对专属经济区的跨界种群、高度洄游鱼种、海洋哺乳动物、源自中华人民共和国河流的溯河产卵种群、在中华人民共和国水域内度过大部分生命周期的降河产卵鱼种，进行养护和管理。

The competent authorities of the People's Republic of China shall have the right to conserve and manage straddling species, highly migratory species, marine mammals, anadromous stocks that originate in the rivers of the People's Republic of China, and catadromous species that spend the greater part of their life cycle in the waters of the People's Republic of China.

第六条 中华人民共和国主管机关有权对专属经济区的跨界种群、高度洄游鱼种、海洋哺乳动物、源自中华人民共和国河流的溯河产卵种群、在中华人民共和国水域内度过大部分生命周期的降河产卵鱼种，进行养护和管理。

Article 6 The competent authorities of the People's Republic of China shall have the power in its exclusive economic zone to conserve and manage the trans-boundary population, highly migrating fishes, marine mammals, anadromous spawning population orignating in rivers of the People's Republic of China, and downstream spawning fishes speading most of their life cycles in the water areas of the People's Republic of China.

第六条 中华人民共和国主管机关有权对专属经济区的跨界种群、高度徊游鱼种、海洋哺乳动物、源自中华人民共和国河流的溯河产卵种群、在中华人民共和国水城内度过大部分生命周期的降河产卵鱼种，进行养护和管理。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。