genetic drift的例句大全

The high intrapopulation variation and low interpopulation differentiation could explained that the different populations might originate from the same one and genetic drift or inbreeding depression had not influenced primary process of genetic diversity.

四合木种群较高的遗传多样性和极低的种群间分化，说明不同的种群可能有共同的起源，随机遗传漂变和近交衰退不是影响遗传多样性的主要过程。

There is a close relationship between TE and population dynamics, natural selection, and genetic drift. TE can make the host to get new function, meantime may get lost from the host even the extinct of population or species.

转位因子与居群动态、选择和遗传漂变等密切相关，它可以使宿主获得新的机能，同时也可从宿主中丢失，甚至使居群或物种绝灭。

This paper introduces the types of transgenic plants, and analyses the tendency of transgenic plants to grass, the possibility of genetic drift and heterogenetic recombination in virus, the evolutionary relations of transgenic plants with other organism.

介绍了目前转基因植物的类型，分析了转基因植物的杂草化倾向、基因漂流和基因异源包装的可能性及转基因植物与其他物种间的演化关系。

By analyzing topology of fitness landscape and extending the space for searching similar individual, clustering crowding can determine the locality of search space more accurately, thus decreasing the replacement errors of crowding and suppressing genetic drift of the population.

通过分析适应值曲面的拓扑结构和扩大相似个体的搜索范围，聚类排挤可确定搜索空间的局部性，减少排挤的替换错误并抑制种群的遗传漂移；

By analyzing the frequency of dominant allele, it is proved that diagonal crossover and uniform scanning crossover do not cause genetic drift, but occurrence-based scanning crossover induces strong genetic drift that deteriorates with the number of parents increasing.

通过基因频率分析，证明了对角交叉和均匀扫描交叉不会引起遗传漂移，但基于基因频率的扫描交叉可导致遗传漂移，其程度随重组规模的增加而加剧。

The question regarding is taken applicable only with respect to genetic drift.

因此近来繁殖问题只选用于遗传漂变.

Genetic drift can even counteract natural selection.

遗传漂变甚至可以抵消自然选择.

The unflattering answer could be for no other reason than random genetic drift.

最佳答案是基因的随机变异,它一点儿不讨人喜欢.

The simulant genetic optimization shows that the genetic drift induced by multi-parent occurrence-based scanning crossover reduces both the population diversity and the convergence rate, thus deteriorating the performance of an evolutionary search.

应用基于基因出现频率的多父代扫描交叉的仿真遗传优化实验的数据表明，重组的遗传漂移不但导致种群多样度的急剧下降，而且降低了进化搜索的收敛速度，从而降低了进化搜索的性能。

Cultural drift is a process roughly analogous to genetic drift in evolutionary biology.

文化漂变是一个与进化生物学中的遗传漂变大致类似的过程。

genetic drift is change in the genetic composition of a population arising as a consequence of sampling of gametes in a finite population.

所谓遗传漂变就是指：在一个有限的种群内，由于配子的随机取样使得遗传组成在种群内发生变化的现象。

several events, that affect genetic variation during ecological restoration, such as sampling error and small population size ( bottleneck or founding event and subsequent inbreeding and genetic drift), were extensively discussed.

分析了生态恢复过程中影响种群遗传变异的因素，主要有取样误差和小种群效应（主要是瓶颈或建立者事件及其以后的近交和漂变等）；

much change is due to random genetic drift rather than positive selection. it could be called the survival of the luckiest.

变化很多是由于随机遗传漂变，而不是积极的选择。这可称之为最幸运者生存。

the unflattering answer could be for no other reason than random genetic drift .

最佳答案是基因的随机变异，它一点儿不讨人喜欢。

Random genetic drift has certainly played a big role in human evolution.

随机遗传漂变在人类进化过程中无疑起到了很大的作用.

Scientists have found another kind of genetic drift in neutral traits.

除此而外,科学工作者还发现中性特征方面的另外一种遗传偏移.

Much change is due to random genetic drift rather than positive selection.

许多生物变化源于基因的随机漂变而非主动选择.

The result shows that genetic drift has a strong effect on the loss of genetic diversity.

结果表明,圈养大熊猫群体规模小,漂变是导致遗传多样性丢失的主要因素.

Moreover, " genetic drift 、 the neutral theory and molecular evolution " also are brought into the system of curriculum content.

另外, 把 “ 遗传漂变、中性学说和分子进化 ” 也纳入课程内容体系中.

It is important to decide how to rejuvenate reduced mutation accumulation of stored seed, and counteracted the genetic changes by drift, fitness selection and contamination with alien pollen or seed that may occur during regeneration.

降低贮藏种子基因突变的累积效应，控制种质资源繁殖更新过程中由于遗传漂变、选择和污染所引起的遗传改变，对制定科学的种质资源繁殖更新策略十分重要。