selection pressure
改变其前进方向。
常用释义
英式发音
美式发音
基本释义
- 演化压力：外界施与生物演化过程的压力，改变其前进方向。
例句
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1·Our peers are the selection pressure as we struggle to pass our memes on to the next generation.当我们努力将自己的基因传给下一代的时候，我们的同类就是这个“选择”的压力。
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2·That situation should have set up selection pressure for the ability to survive such infections.那种情况应该会触发在那些传染病中幸存的强制选择。
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3·Selection pressure for this efficient style of locomotion favored longer and more flexible spinal columns.受天择压力，他们朝向耗能较少的移动模式演化，因而脊椎柱更长，更灵活。
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4·The main drivers of resistance rates are not new mutations but rather antimicrobial selection pressure and transmission.耐药比率的主要驱动因素不是新的突变，而是抗菌素的选择压力和耐药微生物的传播。
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5·Removal of selection pressure revealed that the resistance of CA-R was unstable and RF decreased by 63.2% after 5 successive generations.该抗性品系对气调的抗性不太稳定，在无选择压力的情况下经室内5代饲养，抗性衰退了63.2%。
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6·The selection pressure at the translation level is evident in all bacteria based on the analysis of the skew at the three codon positions.基于三个转录子位置的碱基组态分析，转译层次上的筛选效应存在于所有的细菌当中。
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7·The competition between bacteria and phages is not only the result of their own selection pressure, but also the dynamics of their co-evolution.细菌与噬菌体间的竞争，不仅是自身选择压力的结果，也是彼此共进化的动力。
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8·She found the number of species is dwindling and some species are dwarfing due to selection pressure because only the smallest flowers remain unpicked.她发现那些种类在缩小和矮化病其原因在选择的压力因为只有很小的花保留未摘。
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9·And it could also improve our take on evolutionary dynamics, in systems that apparently experience selection pressure at both the individual and group levels.当个体与群组经历选择压力的时候，它们的进化动力真是让我们大开眼界。
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10·In this paper sugarcane callus was cultured in vitro on the medium with smut toxin filter solution which was used as selection pressure in this experiment.本试验采用甘蔗愈伤组织作离体培养，在培养基中加入甘蔗黑穗病粗毒素滤液为选择压力。