mutation frequency的例句大全

Influence of individual radiation sensitivity on GPA gene mutation frequency in medical diagnostic X-ray workers

个体辐射敏感性对医用X射线工作者GPA基因突变频率的影响

aim: to investigate the point mutation at codon 54 of mannose binding lectin ( mbl) gene, detect the plasma mbl level, and analyze the correlation between the gene mutation frequency and plasma mbl concentration.

目的：初步调查健康蒙古族人甘露（聚）糖结合凝集素（MBL）基因54位密码子点突变的情况，检测其血浆MBL的含量，探讨两者的相关性。

Mutation frequency and selective efficiency in M2 were obviously increased by application of the technique.

应用这项技术，可大大提高M2代突变频率和选择效率。

The results show that M2 chlorophyll mutation frequency of plants radiated with greater dosage is higher.

结果表明：高剂量照射的种子后代（M2）叶绿素突变频率较高。

The resistance mutation frequency selected by 1 × MIC or 2 × MIC imipenem were 40 × 10-9 and 200 × 10-9 respectively, the cross resistance rate being 20.8%.

亚胺培南在1×MIC及2×MIC浓度时诱导耐药突变频率分别为40×10-9及200×10-9，交叉耐药率20.8%。

Objective To study the clinical features and genetic mutation frequency of spinocerebellar ataxia ( SCA) type 6 from Chinese kindreds.

目的研究脊髓小脑型共济失调（SCA）6型的临床特征和基因突变频率。

To use chaos advantage, crossover and mutation frequency were dynamically controlled by chaos iteration sequence.

为利用混沌优化技术, 交叉、变异频率都由混沌序列动态控制.

Then at the 6 point will lead to a higher pregnancy rate. The reverse mutation frequency of the protoplast of the auxotrophic mutants was less than 10 ￣(-6).

营养缺陷型菌株原生质体回复突变率小于10￣（－6）。

Objectives: To examine the frequency of exon 15 missense mutation ( D442G) and intron 14 splice defect ( I14A) in cholesteryl ester transfer protein gene in Chinese atherosclerotic subjects.

目的：检测中国人群动脉粥样硬化（AS）患者和正常人的胆固醇酯转运蛋白（CETP）基因15外显子D442G突变和14内含子I14A突变。

The algorithm is based on the adaptive mutation operator and crossover operator that adjusts the crossover rate and frequency of mutation of each individual, and adopts the gradient of the individual to decide their mutation value.

该算法基于自适应交叉概率算子和变异算子，根据进化代数和群体的适应值，动态调整各个个体的交叉概率和变异概率，并在变异量的确定上引入了梯度的概念。

study on the frequency of radiation induced hprt site mutation and its dose effect relationship

辐射诱发细胞HPRT基因位点突变频率的研究

The frequency of dominant lethal mutation induced by X-irradiation is 2.1995 × 10-3 gamete · 10mGy.

X射线在该期诱发的显性致死突变率是2.1995×10~（-3）/（配子·10mGy）。

The frequency of two CETP gene mutation had no significant difference in patients and controls.

心梗、脑卒中患者两种CETP基因突变频率与健康人无差别。

We obtained the auxotrophic mutantS of k ( lys, p) and Q ( arg-) by mutation with DES. The frequency of fusion is 1. 25 per 105 protoplast.

通过硫酸二乙酯（DES）诱变得到营养缺隐型菌株Q（arg－）和K（lys－，ρ－），其融合率为1.25×10－5。

In insert and deletion mutation, four bases all have lower frequency of mutate.

在插入和缺失突变中，四种碱基均出现频率较低的变异。

Minimum FBE as the genetic algorithm optimization goal, by selecting, crossover and mutation operations, genetic algorithm searches the optimal combination of center frequency and bandwidth within the range, then optimal filter is designed.

以频带熵最小为遗传算法的优化目标，通过选择、交叉、变异等操作，在取值范围内寻找最优的中心频率和带宽组合，设计优化滤波器。

The Celts, by chance, had a high frequency of the ginger mutation, which was able to persist over time.

凯尔特人偶然发生了高频红发变异，并且该特征还会持续下去。

Nine mutations identified in this study were novel, which indicates high frequency of de novo mutation associated with TSC.

11中突变中有9种突变均为新的突变，说明TSC基因有很高的新发突变频率。