That makes the tiger and snow leopard "sister species", the researchers report in the journal Molecular Phylogenetics and Evolution.
“这使老虎和雪豹成为了‘姐妹种’”，研究者在《分子系统学和进化》一刊中这样说。
In a few very simple species, that appears to be the case, and molecular biologists are exploring ways to parlay that knowledge into something that could benefit humans.
这种现象出现在一些单纯种中。分子生物学家正在探索一种方法，能够把知识集中到某些能够有益于人类的事物上。
In the 1980s molecular and genetic analysis was introduced, enabling species to be identified by their DNA rather than visual observation.
1980年分子学和基因分析的出现，可以通过物种的DNA而不是通常的观察来鉴别他们。
Molecular biologists have been transferring genes between species, one at a time, since the 1970s; their work has given us genetically modified crops and biotechnology drugs.
自20世纪70年代以来，分子生物学家已在物种之间转移基因，一次转移一种基因；他们的工作给我们带来了转基因农作物和生物技术药物。
We can estimate this by comparing molecular sequences in the two species.
我们可以通过比较两个物种里的分子序列来估算。
Although the group consists of a half - dozen species, researchers can only distinguish them with molecular tests.
尽管按蚊有六、七个种类，研究人员还是可以通过分子生物学检验辨认出它们的种类。
The adsorbed atomic oxygen is the common oxygen species for both ethylene epoxidation and combustion; molecular oxygen plays no direct role in either two reactions.
氧在表面存在三种吸附态，其中原子态吸附氧是乙烯环氧化和深度氧化的活性物种，分子态氧对两个反应不起直接作用。
At present, although small molecular chemotherapy drugs has high efficacy, but the vast majority of species exist strong drug side effects.
目前，临床上使用的小分子化疗药物虽然具有较高疗效，但绝大多数品种存在着强烈的毒副作用。
Therefore the species resources and molecular biology of those bacterial strains have been extensively researched in domestic and abroad, and more and more importance has been attached to them.
因此，该类菌的物种资源及分子生物学已在国内外进行了广泛的研究，并且越来越引起人们的重视。
Animal biology concentrates on the scientific study of the biology of animal species and phyla. with reference to their molecular and cellular systems. anatomy. physiology. and behavior.
动物生物学主要研究动物种类，参照他们的分子和细胞系统进行解剖，研究生理和行为。
With sludge of different species and 28 organic high molecular coagulants, a flocculant dewatering experiment was done.
选择不同种类的污泥，采用28种有机高分子絮凝剂进行絮凝脱水实验。
Students with a major in zoology and entomology study the biology of animal species and phyla. with reference to their molecular and cellular systems. anatomy. physiology. and behavior.
动物学和昆虫学主要研究生物学的种类，并且参照他们的分子和细胞系统进行解剖。
Objective To establish a set of stable DALP reaction system of Stephania species and set foundation for DALP molecular markers of this genus.
目的建立一套稳定的千金藤植物DALP反应体系，为开展该属植物的DALP分子标记奠定基础。
The methods for species identification of the meat products were reviewed in this paper. It was mainly about the molecular biology methods based PCR and the applied prospect of PCR was discussed.
本文对目前鉴别食品中原料肉物种的方法，即以PCR技术为基础的分子生物学方法进行了综述，并展望其应用前景。
Conclusion PCR-RFLP is a promising molecular biological technique, which could rapidly and correctly classify Malassezia species.
结论P CR - RFLP法是一种有希望能够快速、准确对马拉色菌属进行种间分类的分子生物学技术。
After brain injury by ischemia, the production of reactive oxygen species (ROS) may increase, leading to tissues damage via several different cellular molecular pathways.
缺血性脑损伤后，活性氧自由基(ROS)增加，以不同的细胞分子机制引起组织损伤。
Speculating reaction mechanism shows that the active species plays an important role in the reaction of molecular dissociation and the oxidation of the benzene rings.
并对反应机理进行推测，结果表明在反应中活性物种在分子键的断裂及苯环的氧化等方面起到重要的作用。
The results show that molecular identification based on PCR and direct sequencing is desirable to identify thrips species.
结果表明，基于PCR及直接测序技术的分子鉴定可以达到准确鉴定蓟马物种之目的。
The results show that molecular identification based on PCR and direct sequencing is desirable for identifying thrips species.
结果表明，基于PCR及直接测序技术的分子鉴定可以达到准确鉴定蓟马物种之目的。
Conclusion: ISSR molecular maker technology is useful for identifying species and habitats of medical Dendrobium plants.
结论：ISSR分子标记可用于药用石斛的种类和产地鉴定。
A transport and delivery system for nanogram quantities of molecular species that does not use microfluidic channels, pumps, or valves is described.
本文介绍了一种不需要微流体通道、泵或瓣膜的纳克量分子运输和递药系统。
The most ambitious programs have considered nearly three hundred gaseous molecular species.
最庞大的程序已经考虑了近三百种气体分子。
Compared with genomic SSRs, EST-SSRs are a new kind of molecular makers derived from expression sequence tags with remarkable advantages in high transferability across plant species.
EST -SSR是基于表达序列标签开发微卫星的一种新型分子标记，与基因组ssr相比，EST - SSR具有在植物物种之间可转移性的优点。
In the former one, the formation of high molecular weight aromatic species in premixed flames are explored by a detailed chemical kinetic mechanism.
在气体火焰的碳黑生成模型中，运用化学动力学来诠释在层流预混火焰中大分子芳香族烃的形成。
To reconstruct a reliable species phylogeny, one of the most important issues is to choose proper molecular markers and take full advantage of phylogenetic information contained in these markers.
选择合适的分子标记以及最大限度地挖掘和利用其所包含的系统发育信息是构建可靠的系统发育树的关键。
OBJECTIVE To discuss the taxonomic status of Pueraria lobata and its sibling species DC. in China, and to provide DNA molecular markers for authenticating the Chinese crude drug Gegen.
目的探讨中药葛根及其近缘种的分类地位及系统发育关系，同时为葛根的指纹图谱鉴别提供分子标记。
The differences of isoenzyme patterns shown in this study provided evidence for the identification and differentiation of these two trematode species at molecular level.
本研究显示两种吸虫同工酶型的差异为从分子水平上区分和鉴定它们提供了证据。
The differences of isoenzyme patterns shown in this study provided evidence for the identification and differentiation of these two trematode species at molecular level.
本研究显示两种吸虫同工酶型的差异为从分子水平上区分和鉴定它们提供了证据。
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