随着内陷，这些核苷酸链扭绞成股。
Those nucleotides hooked up into strands as more seeped inside.
DNA是由两个相关联的聚核苷酸链组成的双螺旋分子…
DNA is composed of two polynucleotide chains associated so as to form a double helical molecule.
DNA是由核苷酸，它是多核苷酸链，沿着决定了聚合物的生物蛋白基地的特定序列。
DNA is made of polynucleotides, and it is the specific sequence of bases along a polynucleotide chain that determines the biological proteins of the polymer.
目前发现的这个酶被命名为FAN1，它是一种核酸酶，能够切割开dna的核苷酸链。
The enzyme, which they named FAN1, appears to be a nuclease, which is capable of slicing through strands of DNA.
当聚合酶将一个核苷酸加在新互补链的起始引子之后，或接合酶认定某段核苷酸链与原始模版配对，就可利用这些反应来得出原始模版的序列。
As bases are added by polymerase to the starting point of a new complementary strand, known as a primer, or recognized by ligase as a match, the template's sequence is revealed.
那可能发生的，但属于非正常的变化，但是可能主链的化学变化将核苷酸结合在一起。
That can happen but that's abnormal, but changes in maybe the chemistry of the backbone that holds the nucleotides together.
基因资料—dna和rna—链是称为核苷酸的小单元组成的序列。
Strands of genetic material - DNA and RNA - are sequences of small units called nucleotides.
温度和化学变化会使双股链分解，然后各核苷酸再重新形成整体继续连接。
Temperature oscillations or chemical changes should cause complete double helices to come apart, each then rebuilding the whole as fresh nucleotides link on.
在所有已存在的生命形式中，细胞的蛋白质合成机制通过读取代表核苷酸的四个DNA化学“字母”来合成氨基酸链。
In all existing life forms, the cell's protein-making machinery reads the four chemical "letters" of DNA - called nucleotides - in triplets to make chains of amino acids.
每个密码子是特异的三核苷酸序列（双链DNA状况下为三个三核苷酸对），每个密码子编码蛋白质的一个氨基酸单位。
Each codon is a specific sequence of three nucleotides (three nucleotide pairs in double-stranded DNA), and each codon codes for a single amino acid unit in a protein.
核苷酸序列分析表明所克隆基因分别为抗体轻、重链可变区基因。
The nucleotide sequence analyses indicated that the cloned genes coded the variable light and heavy chain domains from mouse antibodies respectively.
过去有关进化的数学模型主要用于研究点突变对物种的影响，即DNA链或基因组中的单核苷酸的随机突变。
Past mathematical models of evolution have focused largely on how populations respond to point mutations - random changes in single nucleotides on the DNA chain, or genome.
脱氧核糖核苷酸以共价键连接起来的链。双螺旋由两条DNA链组成。
A covalently linked chain of deoxribonu- cleotides. The double helix is composed of two DNA strands.
本实验对生物素化补骨脂素标记核酸的条件和效果进行了研究，发现该试剂不仅能标记双链dna、单链dna，更重要的是可以直接标记RNA及寡核苷酸。
We have systematically studied the relations between the probe labelling effects and conditions, and found that it not only can label dsDNA, ssDNA, but also RNA and oligonucleotide.
但是研究人员不清楚的是聚合酶是怎样避免把构成DNA链的NTP添加到RNA链上的，毕竟脱氧核核苷酸和核糖核苷酸只是相差一个氧原子。
And the scientists didn't know either how the polymerase avoids substituting the NTPs that constitute DNA for the correct RNA building blocks, molecules that differ by only one oxygen atom.
本发明公开了一种源于稻瘟病菌的真菌致病性基因MNH6，该基因的核苷酸序列或其互补链的核苷酸序列为SEQIDNO：1。
The invention discloses a fungus pathogenic gene MNH6 from rice blast bacterial, wherein the nucleic acid sequence or the nucleic acid sequence of complementary chain is seq id NO: 1.
本发明公开了一种源于稻瘟病菌的真菌致病性基因MNH6，该基因的核苷酸序列或其互补链的核苷酸序列为SEQIDNO：1。
The invention discloses a fungus pathogenic gene MNH6 from rice blast bacterial, wherein the nucleic acid sequence or the nucleic acid sequence of complementary chain is seq id NO: 1.
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