双突变将输入的果糖保留在细胞内。
1993年为截距突变点，2002年为截距与趋势双突变点。
The intercept break point is in 1993, the trend and intercept break point are in 2002.
对T 2代双突变体植株表型初步观察显示，植株有明显矮化现象，但维管束和叶毛的发育基本正常。
Primary observation to T2-generation showed that double mutant plant had obvious dwarf phenotype, but had no defect in leaf trichome and vasculature.
本研究通过水稻光敏色素单突变和双突变株系，揭示了不同光敏色素在成花素基因应答日照长度的过程的多种作用。
Here, we revealed multiple action points for each phytochrome in the critical daylength response of florigen expression by using single and double phytochrome mutant lines of rice.
双突变还降低了短（聚合度（DP）5-6）和长（DP 12-23）支链淀粉链的含量、增加了中长型（DP7-11）支链淀粉的含量。
The double mutation also reduced short (degree of polymerization (DP) 5–6) and long (DP 12–23) amylopectin chain contents in the grain and increased the medium long types (DP 7–11).
当前最激烈的改变是从双极性到单极性的突变。
The most drastic of the changes presently happening is the mutation from bipolarity to monopolarity.
目的：评价异源双链分析（HET）和单链构象多态性分析（SSCP）在基因突变检测中的作用。
Objective:To assess the roles of single stranded conformation polymorphism(SSCP)and heteroduplex polymorphism(HET)in screening gene mutation.
双链断裂得不到修复，细胞将会死亡或发生染色体断裂、丢失，若是错误修复将导致基因突变或基因组不稳定，增加癌症的风险度。
If not repaired, the breakage can result in lethality or chromosome breakage, and if misrepaired, it can cause mutation, gene instability and the increased rate of tumorigenesis.
另有两株为517和518、526和517位双位点突变，因为芯片上未点517位突变的探针，所以只检测到518和526位的突变，该突变与测序结果完全一致。
Because the probe of 517 rifampin-resistant did not be dotted on the gene chip, only sites of 518 and 526 mutations were detected, which were consistent with the results of DNA sequencing.
用双引物法对GI基因进行体外定点突变，构建了GI突变体g 138p。
The mutant G138P was obtained by in vitro site directed mutagenesis of GI gene.
首先使用改进了的像素匹配二次差分法结合双阈值法进行镜头突变和渐变的检测，然后对镜头内的帧间距离进行判断来提取关键帧；
The pixel-matching two-difference algorithm and two histogram comparison are used for shot detection, a method of extraction shot key frame based on distance of adjacent frame is presented.
结论：杀虫双没有明显的致突变性。
相电流差突变量选相元件在单回线故障中具有良好的选相性能，但在同杆双回线跨线故障中可能误选相。
Although fault component current phase selector has excellent performance for single transmission lines, it may select unwanted phase for cross-country faults in double-circuit lines on a same tower.
获得了抗双草醚钠的两个株系，其中乙酰乳酸合酶发生了一个新的突变，第95位的甘氨酸突变成了丙氨酸（G95A）。
Two lines of BS-resistant plants carrying a novel mutation, the 95th Glycine to Alanine (G95A), in ALS were obtained.
最后，重点分析了该四足机器人双侧腿部进行步态切换时的行走状态，总结出了其速度曲线突变的原因。
The analysis of the walking state of bilateral leg was focused on in gait switching. The reason of velocity mutation was summarized.
家系中带有突变基因的无症状低龄患者显示双侧对称的前颞叶白质病变。
The youngest asymptomatic patient in the family showed symmetric lesions of the white matter in anterior temporal lobe.
双荧光素酶报 告载体和突变双荧光素酶报告载体分析证实了它们能够相互作用。
Dual-luciferase reporter vector and mutated dual-luciferase reporter vector analysis validated that they are interacted.
本文的实验结果再次证实了双圆柱绕流的流态会在某些间距上出现突变，而在这些临界间距之间，流态则保持相对的稳定。
The jump between different flow patterns at certain critical position was discovered again in present experiment, and the flow patterns were relatively steady between the critical positions.
氧化应激可以导致DNA链断裂、DNA位点突变、DNA双链畸变和原癌基因与肿瘤抑制基因突变等形式的DNA损伤；
Oxidative stress can cause DNA damage, such as DNA strand breaks, point mutations, aberrant DNA cross-linking, and mutations in proto-oncogenes and tumor suppressor genes;
氧化应激可以导致DNA链断裂、DNA位点突变、DNA双链畸变和原癌基因与肿瘤抑制基因突变等形式的DNA损伤；
Oxidative stress can cause DNA damage, such as DNA strand breaks, point mutations, aberrant DNA cross-linking, and mutations in proto-oncogenes and tumor suppressor genes;
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