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- This is a rare species with small, isolated populations threatened by forest clearing. 这是一稀有的种具小,隔离的森林空旷地威胁的居群。
- Working within this new framework, Wright focused on the effects of inbreeding on small relatively isolated populations. 在这一新的框架里,赖特重点关注了相对孤立小种群中近亲交配的影响。
- It could be reduced by selecting relatives of affected patients as control, genome control and by using isolated populations which have higher homogeneity in genetic background. 选择患者亲属做对照、基因组对照和选择遗传背景较为一致的隔离人群都可以减少混杂。
- Biologists have also predicted that these kinds of behavioral traits may keep incipient species separate even when geographically isolated populations somehow wind up back in the same place. 生物学家们还预测,即使地理上隔离开的种群又返回到同一个地方,这些行为特点仍可能保持端始种分离,但是这方面的例子仍然十分少见。
- Conclusions The existence of genetic drift may be the major factor in contribution of the haplotype differentiation in this isolated population. 指出遗传漂变的存在对本人群单倍型的非随机性有重要的影响。 结论使用本文的研究方法以及获得的结果可为不同地区隔离人群的同类研究提供经验和进行比较
- A glacier could thrust across their range, for example.The isolated population evolves new genes, and some of those new genes may make interbreeding difficult or impossible. 举例来说,冰河可以分割物种的分布范围,受到隔离的族群会演化出新的基因,而其中一些新的基因可能导致不同族群间不易或完全无法交配。
- The hermetic confines of an isolated life. 与世隔绝生活的不受外界干扰的区域
- Sufferers from the infectious disease are isolated. 感染到这种传染病的人被隔离起来。
- The enemy was holed up in a few isolated strongholds. 敌人龟缩在几个孤立的据点里。
- A deep or isolated place of confinement; a dungeon. 地牢,土牢深而隔离的拘留地; 地牢
- Scientists have isolated the virus causing the epidemic. 科学家们已分离出引起这种流行病的病毒。
- The disease can sweep through whole populations in a very short time. 这种病可以在很短的时间里在全体人口中流行开来。
- There is a strong spirit of fraternity among these isolated people. 这些与世隔绝的人之间有强烈的兄弟般的情谊。
- How do the populations maintain this homeostasis? 种群如何能维持这种内稳定状态呢?
- isolated populations 隔离种群
- Periodic local catastrophes reduce populations. 周期性的局部地区的灾变降低了种群的数量。
- The patient was immediately isolated. 病人被立即隔离。
- Populations tend to grow at an exponential rate. 人口趋向于以指数比率增长。
- How many populations has Singapore? 新加坡有多少人口?
- Isolated instances do not count. 个别情况不算数。