还有一些变异能够使病毒感染肺部之外的器官，像大脑、肠道或肝脏等，引起更严重的感染，甚至死亡。
Other changes might enable the virus to spread beyond the lungs and infect other organs like brain, intestine or liver, causing a more severe infection and even death.
变异果蝇无法闻到二氧化碳，这不仅使它们活得更久，同时还使它们在多项测量上保持强壮与很强的复原能力。
The mutant flies that couldn’t smell carbon dioxide not only lived long lives but also remained strong and resilient by several measures.
变异果蝇无法闻到二氧化碳，这不仅使它们活得更久，同时还使它们在多项测量上保持强壮与很强的复原能力。
The mutant flies that couldn’t smell carbondioxide not only lived long lives but also remained strong and resilient byseveral measures.
宾夕法尼亚大学的研究人员发现，有一些基因变异出现在与细胞排废系统有关的基因中。排废系统的作用可能是使‘粘附’蛋白质能够正常工作。
Other genetic changes pinpointed by the Pennsylvania team occurred in genes involved in a cellular waste system which probably ensures these "adhesion" proteins are kept in working order.
一些变异的细胞快速生长，另一些则刺激附近的血管生长出新的毛细血管，其它的则使癌细胞进入血循环并生成新的肿瘤。
Some mutations spur rapid growth; others prod nearby blood vessels into sprouting new capillaries; still others send cancer cells out into the bloodstream, where they can seed new tumors.
该方法利用蚂蚁算法所具有的正反馈特性，再结合变异参数，使算法既有较快的求解速度又有较高的求解精度。
By using positive feedback properties of ant algorithm and mutation parameter, the algorithm has faster computing speed and higher solution precision.
这些变异刺激细胞大规模复制，使它能摆脱新组织生长过程中基因通常保持的控制。
Those mutations prod the cell into replicating wildly, allowing it to escape the control that genes normally maintain over the growth of new tissue.
这种变异使它的适应能力比其他四只猪更强。
This mutation makes it better adapted than the other four pigs.
对每一代的最优个体进行单独变异，使搜索效率提高。
Independent mutation is applied to the optimal individual in each generation to improve the search efficiency.
张教授表示，在我们的祖先开始看到颜色后，一种对信息素信号通路十分重要的基因遭受了有害变异，使气味信号不能到达大脑。
After our ancestors began to see color, a gene important in the pheromone-signaling pathway suffered a deleterious mutation, making it impossible for the scent signals to reach the brain, Zhang said.
线搜索算子与遗传算法中的选择算子、交叉算子和变异算子共同作用，使全局搜索和局部搜索都能够很好的实现。
The multi-objective line search operator interacts with selected operator, crossover operator and mutation operator, making global searching and local searching be well actualized.
通过对差分演化算法的变异策略改进，使优化后的差分演化算法在函数优化方面性能得到进一步提高。
The mutation strategy was improved so that the optimized DE algorithm performance was further improved on function optimization.
研究人员们称，在体型小的狗类品种中，与这一基因相邻的某种序列变异使这些品种的狗无法长得更大。
In small dog breeds a mutation in the sequence next to the gene kept them from growing larger, the researchers said.
写作主体的身份变异使报告文学这样一种以跨文体性作为自身重要规范的文体显示出较强的交叉性与兼容性。
It is opined that the status variation on the part of writers has brought about marked changes in the style of the reportage, rendering its style more overlapping and encompassing.
该技术是通过放射线照射或者使用化学方法使基因变异。
The technique has been to mutate the genes by irradiation or chemicals.
在每一代变异、交叉和竞争之后，又增加了与随机新种群的竞争操作，使算法易于跳出局部最优点，以提高全局搜索能力。
After every basic mutation, crossover and competition, a new competition with a random swarm is added so as to effectively jump out of the local optimum and enhance the ability of global search.
这个变异基因改变了血液中的胆固醇微粒大小，使它们大于常规微粒。
The gene variant alters the cholesterol particles in the blood, making them bigger than normal.
虽然任何中立变异随机传播的可能性很小，每一代个体产生的大量变异却使基因漂变具备显著的力量。
Although the likelihood of any neutral mutation spreading by chance is tiny, the enormous number of mutations in each generation makes genetic drift a significant force.
该算法对简单遗传算法的编码方式、选择策略、交叉和变异操作进行了改进，使搜索效率有了很大的提高，有效地避免了早期收敛。
This algorithm improves on encoding, selection, crossover and mutation operations of SGA. It enhances searching efficiency greatly, and avoids effectively premature convergence.
基因变异使病毒更适应人类的鼻和喉。
鲁邦的研究团队发现，变异后的蛋白质使人类和灵长类动物的细胞更易感染菌株，但是不会影响其他哺乳动物。
What Luban's team found was thatthe modified protein actually made the strain more infectious to the cells of humans and other primates ― but not to other mammals.
正因为它的变异，使之更具诗性，成为诗歌区别于其它文体的重要特征之一，是诗之所以为诗的主要标志。
However, it is this variance that makes it poetic and distinguished from other styles. The variance is a chief symbol of poem.
许多特征的多基因本质和复等位本质，使遗传特点中的变异性具有巨大的潜力。
The polygenic and multiple allelic nature of many traits gives a vast potential for variability among hereditary characteristics.
这种独特的变异剪接形式使ZNF191、ZNF396和ZNF397基因分别产生两种不同的蛋白质。
The unique alternative splicing makes ZNF191, ZNF396 and ZNF397 genes encode two distinct proteins respectively.
急性心肌梗死患者QT变异度指数增高，可能是由于急性心肌梗死造成的心肌缺血和坏死使心室复极变异增大。
But QTVI of AMI was higher than the control group, which suggested greater repolarization liability in AMI caused by myocardial ischemia and infarction.
该方法使特征定位基准在特征造型过程中保持不变，且不随特征定位约束参数的改变而变化，能很好地满足参数化变动设计与拓扑结构变异的要求。
This method keeps the location base of form feature invariance during the feature modeling and editing, and it is suitable for feature parametric variational design and topological variation.
该方法使特征定位基准在特征造型过程中保持不变，且不随特征定位约束参数的改变而变化，能很好地满足参数化变动设计与拓扑结构变异的要求。
This method keeps the location base of form feature invariance during the feature modeling and editing, and it is suitable for feature parametric variational design and topological variation.
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