populations造句
Interesting distinctions can be drawn between the two
populations.
比较两类人可以发现有趣的差异。
Gene flow The movement of alleles within and between
populations of the same species through interbreeding.
基因流动:同一种群内由于杂交或种内选择使某一等位基因在该种群内扩散.
In Caucasian
populations, about 1 in every 87 deliveries is a twin birth.
在白人人群中, 大约每87个分娩中就有一对双生婴儿.
Mutual competition and mutual dependence relations coexisted among all the microbe
populations.
这些微生物之间存在着相互竞争、相互依存关系.
The ethnic
populations are so intermingled that there's bound to be conflict.
各民族人口如此杂居，肯定会发生冲突。
Populations of Bantu - language speakers who live in southern Africa today are far darker than the Khoisan.
现在在南非,说班图话的族群,比郭依桑人黑多了.
Populations tend to grow at an exponential rate.
人口趋向于以指数比率增长.
The results show that rarer variants are distributed more unevenly among
populations.
本研究结果显示:越罕见的变体,其在人群中的分布也越不均衡.
The present paper reports the chromosome numbers and karyotypes of 9
populations of Allium przewalskianum ( Liliaceae ).
本文研究了青海葱属青甘 韭 9个居群的染色体数目和核型.
...Malthus's theories about the ineluctable tendency of
populations to exceed resources.
马尔萨斯的人口增长会不可避免地超出资源承载限度的理论
DEG in toothpaste has a low but meaningful risk of toxicity and injury to these
populations.
DEG在牙膏中含量低但长期毒性和损伤给这些人带来了危险.
They had not been exposed to most diseases common to urban
populations...
城市人口中多数常见的疾病他们都没有接触到。
Clonal
populations from individual stem cells could form neuron - , astrocyte -, and adipocyte - like cells upon inducted differentiation.
自单个干细胞而来的细胞克隆在不同条件诱导下可以形成神经元样 、 胶质样及脂肪样细胞.
Anatabine was significantly and positively correlated with anabasine in both
populations.
新烟草碱与假木贼碱在两个群体中均显著正相关.
Fish
populations assume highly localized distributions within each river.
鱼群分布集中在每条河的某些区域.
The Croatian town of Ilok is a classic case of shifting
populations.
伊洛卡的克罗地亚小镇就是人口不停流动的典型例子。
This policy has led to a dramatic increase in our prison
populations.
这项政策已经让我们监狱的囚犯人数激增。
Nonexposure of susceptible plant
populations to their pathogens is fairly common.
感病的植物群体不暴露在它们的病原之下,这是相当普遍的.
During the transience the electron and photon
populations deviate slightly from their equilibrium values respectively.
在瞬态过程中,电子和光子的密度各稍微偏离其平衡值.
Periodic local catastrophes reduce
populations.
周期性的局部地区的灾变降低了种群的数量.