But this doesn't mean there are no viruses that affect the Archaea.

但是这也并不意味着没有病毒可以影响到古生菌。

But lumping Archaea in with Bacteria simply doesn't make biological sense.

但是将古生菌归在细菌这个类别下面，在生物学上便讲不通。

Halophilic archaea had been isolated from various hypersaline environments.

嗜盐古菌是一类生活在高盐环境中的古细菌。

The third great domain of life, the archaea, look, under a microscope, like bacteria.

第三大“域”是古菌域，在显微镜下察看时，古菌看起来像细菌。

Characteristics of Archaea community was significant, which shown a vertical distribution.

古菌群落特征显著，呈明显垂直分布。

Viruses are already known to infect animals, plants, fungi, protozoa, archaea, and bacteria.

病毒已知感染动物，植物，真菌，原生动物，古菌和细菌。

The cluster analysis showed that crop type impacts the community structure of soil archaea.

聚类分析结果显示， 作物类型会影响土壤古菌群落结构。

And sediment samples brought carefully to the surface were found to contain bacteria and archaea.

科学家还发现从深海小心翼翼带到地表的沉积物样本里含有细菌和古代细菌。

Scientists thought formate was too poor an energy source to support life. But these archaea do fine.

科学家认为甲酸盐做为供养生命的能量源简直太苛刻了，但是这些古细菌却很好地生存下来。

However, microorganisms are still observed in these harsh environments, mainly bacteria and archaea.

在这种极端环境中仍然存在一定的微生物种群，主要是细菌与古菌。

Objective To investigate the effects of periodontal therapy on Archaea colonization in subgingival plaque.

目的 研究牙周治疗对龈下菌斑中古细菌定植的影响。

All of life can be divided into three domains: Eukarya (including plants, animals, fungi, and other organisms) Bacteria, and Archaea.

所有的生命形式可以划分为三大类：真核生物(包括植物，动物，真菌，以及其他生物)、细菌以及古生菌。

And understandably so: Archaea are similar to bacteria in appearance, as both have fat-like molecules that make up their membranes.

这是可以理解的：由于古生菌和细菌的细胞膜都是由类脂分子构成的，所以它们在外形上相似。

While archaea resemble bacteria in morphology and genomic organization, they resemble eukarya in their method of genomic replication.

当类似古细菌的细菌存在于形态组织及基因组中时，其基因组复制方法表现出类似真核样。

Three AGU presentations will focus on surprising new findings about the significant impact of archaea on global climate and nutrition.

AGU会议上的三个报告将聚焦古细菌对全球气候和营养显著影响方面的一些令人惊奇的新发现。

NEW RESEARCH SHOWS THE IMPORTANCE OF ARCHAEA, ONE OF THREE DOMAINS INTO WHICH ALL LIVING THINGS ARE CLASSIFIED, FOR UNDERSTANDING ALL OF BIOLOGY.

一项最新研究显示了古生菌的重要性。为了了解所有的生物，可以将生物划分为三大类，古生菌便是这三大类中的一类生物。

Six different broad approaches: the plants, the animals, the fungi, the protists, the little things -- the bacteria and the Archaea bacteria.

六个广泛的取向：植物、动物、真菌、原生生物、细菌、古菌。

In order to study and analyze the species and bacteriorhodopsin (BR) protein resource, a strain of extremely halophilic archaea AB3 was isolated.

为了研究分析嗜盐古生菌物种与细菌视紫红质(BR)蛋白基因资源，分离纯化得到极端嗜盐古生菌ab3。

S-layer (surface layer) has been identified as the outermost structure of cellular envelopes in numerous organisms from bacteria and archaea domains.

在一些古细菌和真细菌中，表层蛋白是细胞膜最外层的结构。

Methane-producing archaea (methanogens) are a type of chemolithotroph that can use carbon dioxide and hydrogen to make methane without ever seeing the sun.

产甲烷古菌（methanogens）是一种化能自养生物，它能利用二氧化碳和氢合成甲烷，而不需要太阳参与。

Researchers hope to shed more light on how these organisms survive in the deep biosphere, but Archaea may also provide insight into life on other planets.

关于这些生物体是如何在深层生物圈中生存的，研究人员希望能够提供更多的线索。

Or are there other biological domains hiding in the shadows—missed, like the archaea were for so long, because biologists have been using the wrong tools to look?

或者是否还有其他的生物“域”隐藏在某个神秘角落？ ——不为人所知，就好像古菌一样，因为生物学家误用观察工具所致，默默无闻多时。

Perhaps Archaea has been relegated to its seemingly second-class status because it is a relatively recent discovery—the separate domain was first proposed in 1977.

古生菌被归为不太重要的二等类别，或许是因为它是新近才被发现的——首次提议将古生菌作为单独的类别是在1977年。

In this dissertation, we reviewed the development of bacterial taxonomy, the study on halophilic archaea. and the structure, function and application of BR protein.

本文对细菌分类学、嗜盐古菌的研究和BR蛋白结构、功能和应用进行了概述。

An archaean converts DNA into proteins very differently from, say, streptococcus-in fact, protein synthesis in archaea is more similar to the human process than to bacteria.

古生菌，比如链球菌，将DNA转录成蛋白质会非常困难——实际上与细菌相比，古生菌的蛋白质合成过程与人类的蛋白质合成过程更相似。

That means leaving out the bacteria, which are ubiquitous but for whom the concept of 'species' is rather problematic, and the archaea, the third great class of Earthly life.

这意味着细菌（虽普遍存在但能否称为“物种”则备受争议）以及地球生命排在第三等级的古细菌都被排除在外。

Any form of life we find there, we won't have encountered before - there will probably be viruses, and we may have bacteria, archaea (other single-celled organisms) and... maybe fungi.

我们在那里发现的任何生命形式，以前都不曾见过——可能有病毒，我们还可能会发现细菌、古代细菌(其他单细胞生物)以及…真菌也有可能。

But while bacteria reproduce rapidly, the Archaea population doubles over the course of hundreds, even thousands, of years thanks to a slower metabolism and distinct genetic structure.

尽管细菌繁殖很快，但是由于古生菌新陈代谢较慢，细胞结构截然不同，其数量需要历经几百年甚至几千年的时间才能翻倍。

Recently, living cells - many of which are Archaea from the Pyrococcus and Thermococcus genera - were found in a mud core taken from 1.6 km below the sea floor off the coast of Newfoundland.

最近，纽芬兰岛海岸的海床之下1.6千米深处取出的砂心泥中，发现了活着的细胞，其中很多是热球菌纲火球菌属的古菌。

As to importance, when originally identified as distinct, the archaea, too, were regarded as marginal-yet their methane-generating properties are now a factor in climate-change calculations.

至于其重要性，古菌群在最开始被认定为自成一类时，也被视为无关紧要——但是它们释放甲烷的特性现在已被纳入气候变化的考察因素。