然而在分析了两个父母和他们的孩子的基因图谱之后，研究人员发现父母其实向下遗传了不到半数的突变基因，只有大约30组。
But by analyzing the genomes of both the parents and the children, the team found that each parent contributed less than half that number, only about 30.
基因突变分析是开展遗传咨询和产前诊断的重要工具。
Gene mutation analysis is the important tool for genetic counseling and prenatal diagnosis.
研究结果表明，这个长度热点突变区的核苷酸序列分析是研究小麦与山羊草叶绿体基因组之间遗传变异关系的一个非常有效的途径。
The results indicate that the sequence analysis of the hotspot region is a very powerful tool to investigate genetic variations of chloroplast genome in Triticum and Aegilops.
遗传分析表明，突变株系的黄绿叶性状受一对隐性核基因控制。
Genetic analysis showed that the yellow green leaf character was controlled by one pair of recessive nuclear genes.
另外我们通过遗传分析得到了107的单突变体，发现其具有多样化的表型，如花器官发育有缺陷，叶边缘有很深的锯齿等。
The 107 single mutants were obtained by genetic analysis and exhibited pleitrophic phenotypes including defects in floral organ formation and deep leaf serrations.
遗传分析表明该突变性状受单个隐性核基因控制。
Genetic analysis indicated that the mutant phenotype was controlled by a single recessive nuclear gene.
遗传分析已成为确定出现转运体突变的首选方法。
Genetic analysis has become the preferred methodology for determining if a mutation in one of the transporters has occurred.
遗传分析表明该突变体由单隐性基因控制。
Genetic analysis indicated the mutant was controlled by single recessive gene.
目的：分析中国人遗传性非息肉病性大肠癌(HNPCC)家系的临床特征并检测这些家系中M3胆碱能受体基因(A)8区的突变情况。
Objective: to characterize the clinical features of Chinese HNPCC families and to screen the mutations of a poly (a) 8 tract in M3 cholinergic receptor gene in these families.
迄今为止，用连锁分析和细胞遗传学方法对小眼球相关基因进行了基因定位并进一步对候选基因进行突变分析。
Up to date, on the bases of linkage analysis and cytogenetic analysis, the loci associated with microphthalmia have been identified and mutation analysis of the candidate loci are performed.
遗传分析表明该突变体受一对隐性单基因控制。
Genetic analysis indicated that the mutant phenotype was controlled by a single recessive gene.
目的分析伴前庭水管扩大(eva)的遗传性耳聋患者SLC26 A 4基因的突变特点，探讨该病行人工耳蜗植入时应注意的问题。
Objective to probe the problems that should be paid attention to in cochlea implantation for inherited deafness patients with EVA and to detect the SLC26A4 gene mutation underlying the disease.
遗传学分析研究表明，该突变为单基因细胞核隐性突变。
Genetic analysis indicated that the mutation is controlled by single recessive gene.
研究内容包括二氧化硫对啤酒风味稳定性的影响、适量高产二氧化硫啤酒酵母的选育、啤酒发酵试验和突变菌株遗传物质分析。
The main research contents included the influence of SO_2 on the flavor stability of beer, the breeding of strain moderately producing SO_2, beer fermentation and genetic substance analysis of mutant.
遗传分析表明该突变体表型为隐性单核基因突变所致。
Genetic analysis indicated that it is controlled by a single recessive nuclear gene.
遗传分析表明，该突变表型由一对隐性基因控制。
为更好和合理地利用该突变体，对其进行了形态鉴定、遗传分析和理化特性分析。
In order to apply it in rice improvement well and suitablely, the dwarf mutant was studied from the aspects of morphology, genetics, physiology and biochemistry.
遗传分析表明：该突变性状表现为隐性单基因的遗传，在苗期能被0.05％以上的苯达松全部杀死，而其它常规品种则表现为对苯达松的抗性。
The results indicated that bentazone sensitive lethal gene was controlled by a single recessive gene . The Norin 8 m seedling can be killed by bentazone (above 0.05%), but its FI seedlings are safe.
遗传分析表明：该突变性状表现为隐性单基因的遗传，在苗期能被0.05％以上的苯达松全部杀死，而其它常规品种则表现为对苯达松的抗性。
The results indicated that bentazone sensitive lethal gene was controlled by a single recessive gene . The Norin 8 m seedling can be killed by bentazone (above 0.05%), but its FI seedlings are safe.
应用推荐