Nitric oxide (NO) is one of the ten smallest chemical molecules found so far in nature and is a small highly diffusible bioactive molecule.
一氧化氮(NO)是迄今发现的自然界中十个最小的化学分子之一，是一种易扩散的生物活性分子。
More strictly, a molecule whose pharmacological activity can be correlated with its chemical structure.
更严格地说是药学活性可以和化学结构相关联的分子。
What this is telling us is that we just have a chemical potential, of Helmholtz free energy per molecule.
这告诉我们的是，我们只有化学势，每个分子的亥姆霍兹自由能。
A hydrogen molecule is then added to the fat. This hydrogenation process alters the chemical structure of the fat.
在脂肪中加入氢分子，这个加氢的过程改变了脂肪的化学结构。
The job of genes in a DNA molecule, therefore, is to tell cells how to manufacture all the different chemical compounds (proteins) they need to make in order to function properly.
所以，DNA分子中基因的工作就是告诉细胞制造为了身体正常运转所需的不同的的化学物(蛋白质)。
Mitochondria are the powerhouses of animal cells, converting oxygen and a metabolic product of glucose into ATP, a molecule that cells use to store chemical energy.
线粒体是动物细胞的能量来源，把氧和一种葡萄糖代谢产物转换成三磷酸腺苷（ATP），ATP是用来存储化学能量的一种细胞内化合物。
The chemical potential of a molecule of A in the liquid phase here is the same as the chemical potential of A in the gas phase. So we have two constraints.
液态分子A的化学势,等于气态分子A的化学势,所以我们有两个约束条件。
Or typing "testosterone" brings up chemical formulas and information, naming information, and multiple images of the molecule, including 3D renderings.
或者输入“testosterone”（睾酮）后出现的是化学公式和信息、命名信息，以及多张分子图片，其中包括三维构造图。
Two molecules of methane, containing eight hydrogen atoms between them, will yield roughly one molecule of H2 – this gives an effective hydrogen yield of 25 to 30 per cent from the chemical process.
两分子甲烷含有8个氢原子，大约可生成一分子的H2，这使得该化学过程的实际氢生成量为25%至30%。
The EGCG molecule and the Velcade molecule were able to form chemical bonds, meaning that the Velcade molecule could no longer bind to its intended target inside the tumor cells.
egcg分子和velcade分子会有化学反应，这就意味着Velcade分子不能附着在预期肿瘤细胞的内部。
Phosphorus chains form the backbone of DNA and its chemical bonds, particularly in a molecule known as adenosine triphosphate, the principal means by which biological creatures store energy.
磷链构成DNA的骨架及其化学键，特别是在一种叫做三磷酸腺苷的分子中。 三磷酸腺苷是生物体储存能量的一种重要形式。
They could also allow scientists to study chemical reactions at the single-molecule level.
它们还可以帮助科学家在单分子水平研究化学反应。
A molecule is a group of atoms held together by chemical bonds.
这种分子是由一群化学键连接而成的原子。
Enzymes interact with a substrate, or molecule, to cause a chemical reaction that can be measured through various analytical techniques.
酶与基质或分子之间发生的相互作用所引起的化学反应，可以通过各种分析技术来测量。
The chemical structure of this particular molecule is very unusual.
这个特殊分子的化学结构很不寻常。
So, in principle, the protein can record the order of the bases (the chemical “letters” that carry the genetic code) which make up the molecule.
因此，原理上蛋白质能记录下组成DNA分子的碱基序列（一种带着基因编码的化学“字符”）。
A molecule is the smallest part of a chemical substance.
分子是化学物质的最小的部分。
ChemiLuntinescence (CL) is the emission of light after excitation of a fluorescent molecule by a chemical reaction.
荧光物质分子被化学反应激发后发出的光被称为化学发光。
This text illustrates the application of hybrid orbital theory in the field of explaining the steric configuration of molecule and the change of chemical property.
并举例说明了杂化轨道理论在解释分子空间构型和物质化学性质的变化上的应用。
Structure-based drug molecule design and organic synthesis; Chemical biology.
药物小分子合成；计算机辅助药物设计；化学生物学。
Method: the host molecule was selected and a single chemical component isolated from volatile oil by the host guest recognition.
方法：应用主客体识别原理，选择主体分子，经重结晶从挥发油中选择分离单一化学成分。
The detailed chemical structure of a single molecule has been imaged for the first time, say researchers.
研究人员称，单个分子的详细的化学结构第一次被影象记录下来。
If you were to make that change you would find that the molecule now has completely different biological and chemical properties.
如果要做出这样的变化，你会发现，分子的生物形状，和化学性质完全改变了。
A new scheme of developing virtual molecule mode and virtual chemical experiment based on web had been set up.
提出了一套开发网上虚拟分子模型与虚拟化学实验的新方案。
The chemical activities of tanshinone molecule and the stabilities of AH-R·and A· have an important effect on the antioxidation.
丹参醌分子本身的化学活性和对应的AH -R·与A·的稳定性对此类抗氧化作用有重要影响。
The properties of low molecule dimeric dibasic acid polyamide resin were improved by chemical modified in mass polymerization.
用本体聚合的方法，通过化学改性，使低分子二聚酸聚酰胺树脂的性能得到大幅度提高。
The chemical structure of dye molecule was confirmed by 1h nuclear magnetic resonance spectroscopy, 1h-1h COSY and mass spectrometry.
染料分子的化学结构通过1H核磁共振谱，二维1H - 1h相关谱以及质谱分析得以确定。
The active point of the chemical reaction between the coal and the oxygen was researched by using the molecule orbital theory.
应用量子化学分子轨道理论研究了煤与氧发生化学反应的活性点；
Chemical cognitive tools such as database of three-dimensioned molecule model and chemical experiments are urgently needed in the education of high school.
中学化学教学中迫切需要像三维分子数据库和化学实验数据库等化学认知工具。
Chemical cognitive tools such as database of three-dimensioned molecule model and chemical experiments are urgently needed in the education of high school.
中学化学教学中迫切需要像三维分子数据库和化学实验数据库等化学认知工具。
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