base substitution
英 [beɪs ˌsʌbstɪ'tjuːʃ(ə)n]
美 [beɪs ˌsʌbstɪ'tuʃ(ə)n]
碱基置换
双语例句
- Base on Darwinian evolution theory and rencent molecular evolution theory, positive selection may contribute to human brain evolution, and such progress may embed some impression on gene or genomic substitution pattern.
根据达尔文的进化理论及近代分子进化理论，人类大脑的进化必将受到达尔文正向选择的作用，而这种作用将在基因、基因组上留下踪迹。 - The results suggest that positive OPPs may be a kind of alkylating agent, mainly methylated the N-7 position of guanine and induced base pair substitution of formed adduct, and cross linkage to induce DNA recombination and mutation.
推测阳性有机磷农药作为烷化剂，主要是使鸟嘌呤的N－7位甲基化，引起碱基置换；或形成加合物，造成交联，从而引发DNA重组修复而致突变。 - Taking into account of the effects of base composition on base substitution, it was found that the transition-transversion bias was evident but not as pronounced as in mitochondrial DNA.
考虑碱基组成对碱基替换的影响后，转换对颠换的优势在四倍简并位点也存在，但不如线粒体DNA中显著。 - Base on this modified model, this article validates and forecasts the demand substitution and innovation, demand growing estimation and demand growing uptrend of converged products.
基于这一模型，本文对融合产品的需求替代和创新、融合产品的需求增长估计以及融合产品的需求增长趋势进行了经验验证和预测。 - A hypothesis for molecular mechanism for GT variation of rice is presented, that is DNA insertion, deletion or base substitution in coding sequence of alk contributes to GT variation of rice.
本研究同时提出了水稻稻米糊化温度调控的分子遗传假说，认为基因编码区内碱基插入、缺失或替换可能是GT改变的遗传基础。 - Network topology is base to calculate substitution resistance and power flow.
网络拓扑是进行系统等值电阻计算和潮流计算的基础。 - Fragment deletion and base substitution of staphylococcal nuclease gene R
金黄色葡萄球菌核酸酶基因的片段缺失与定点突变 - The results showed that the water organic pollution in the Xihe River had got mutagenicity of frameshift and base substitution without metabolic activation.
结果表明：20-30ml（每皿）细河水所含有机污染物，毋需经过代谢活化，即可引起移码型和碱基置挨型的致突变作用。 - The rate of total mutate bases is 0.63%, in the 239 total mutate base, single base substitution for 77.40%, significant higher deletion ( 13.81%) and insertion ( 8.79%).
总碱基突变率为0.63%，在总数为239个突变碱基中，单碱基置换频率为77.40%，显著高于缺失（13.81%）和插入（8.79%）突变。 - Four bases of LTA gene were changed, but only one base results amino acid substitution from glutamic acid to Lysine.
在这4个突变中有3个是无义突变，不造成氨基酸的改变，但有1个碱基的突变使谷氨酸变为赖氨酸。 - Most people thought genetic mutations include base substitution, insertion as well as DNA strand breaks cause cells loss of regulation, thus induce cancer.
多数人对于癌症的理解为，这是一种由于基因变异导致体细胞失去正常调控而引起的疾病。这种变异包括碱基替代、插入和切除，以及由于DNA链的断裂造成的序列重组等等。 - The results showed that one base substitution was found in the exon 2 and exon 4, respectively.
结果显示，在猪PLIN1基因第2、4外显子分别发现一处碱基替换突变。