Du Bois was concerned that race was being used as a biological explanation for what he understood to be social and cultural differences between different populations of people.
杜·波依斯担心，种族会被用来作为生物学层面上的一种解释，并用以说明他所理解的不同人群之间的社会和文化差异。
Culture is also passed on among people of the same time or among people belonging to different populations.
文化也在同一时代的人之间或属于不同种族的人口之间传递。
An observation on karyotypes of three different populations of Paris polyphylla .
标题七叶一枝花三个不同居群的染色体组型的初步观察。
Each of those different populations gets up in the morning and puts on symbols of their status.
这些不同人群中的每一位，早晨起床以后，都把自己的社会地位象征披挂上。
Results like these have been consistent across a number of studies in different populations.
在不同人群中进行的大量研究都得出了和它们一致的结果。
Prospective validation in different populations of patients should precede its widespread use.
在它广泛应用之前应在不同的患者群体中进行预期验证。
Genetic differentiation among different populations is related to the limited gene communication.
居群间遗传分化的产生主要与居群间的基因交流受到限制有关。
China red deer may have originated in Europe, for gene exchange is found in different populations.
中国马鹿可能起源于欧洲；部分马鹿群体间存在基因交流情况。
Variations among different populations are represented by the gradient of frequency of some features.
种群变异表现为性状出现频率的递交。
Ogden now plans to develop tests to distinguish between different populations of cod, herring and hoki.
奥格登正计划开展一项试验来区分鳕科鱼与鲱鱼中的不同种群。
He and his colleagues looked at 938 individuals from 51 different populations whose DNA is in a repository in France.
他和他的同事们研究了来自51个不同群体的938个个体，这些个体的DNA保存在法国一个基因库中。
No one knows what research under different circumstances, in different eras or with different populations might reveal.
现在还没有人知道，在不同的社会环境条件下、在不同的时代、针对不同的人群所开展的研究工作，还可能发现什么新的现象。
The studies were performed in different populations with only one study describing the severity of the atopic eczema.
这些研究在不同族群之中进行，只有一项描述异位皮肤炎的严重度。
The solving of complex social systems problems inevitably involves the analysis and aggregation of interests of different populations.
复杂社会系统问题的解决必然涉及到多元利益的分析和整合。
It became his job to learn about the flavor expectations of different populations - and he's enjoyed the learning process tremendously.
了解不同人群的口味需求已经成为了他的一项工作，而且他也非常享受这一过程。
It makes no sense to compare average IQ scores of different populations because they are unlikely to have identical exposure to all of these factors.
比较不同种族的平均IQ水平是毫无意义的，因为他们不可能每个影响因素都相同。
This showed that some wapiti groups in northwest were invasion by the other group, may be due to the hybrid introduction from different populations.
这表明西北部分马鹿群体在不同程度上受到了其他马鹿的入侵，可能是由于群体间的引种杂交引起。
Conclusion Water exposure modes, times, and intensities of different populations were different in mountainous schistosomiasis endemic areas of Xichang.
结论西昌高山型血吸虫病流行区不同人群疫水暴露方式、时间和暴露强度不同。
Objective To understand the status of malaria infection in different populations in Jinghong City and provide basis for making malarial control measures.
目的了解景洪市不同人群疟原虫感染情况，为制定疟疾防治措施提供依据。
Genetic distance among different populations are 0~0.016, which is belong to infraspecies genetic variation, this result is consistent with RAPD analysis.
各地理种群间的遗传距离为0～0.016，表现为种下的遗传变异，这与RAPD分析得出的结果相一致。
The pilot study was too small for statistically significant conclusions to be drawn from it and was complicated by the combining of two different populations.
预备试验规模太小而不能在统计学方面使得这个重要的结果成立，而且两种人的混合也使试验更加复杂了。
The studies would need to have been well conducted, by different investigators, in different populations, with results that are consistent, despite different study designs.
这些研究应该由不同的研究人员、在不同的研究人群中严格实施，即使研究设计不同，其结果应该一致。
It documents a number of failures and shortcomings that have left the health status of different populations, both within and between countries, dangerously out of balance.
报告指出，由于若干失误和缺陷，在国家内部以及国与国之间，人们的健康状况严重失衡。
Falush and his colleagues analyzed 32 DNA segments, each consisting of more than 300,000 base pairs, from 927 people representing 53 different populations from around the globe.
法鲁西和他的同事分析了来自全球53个不同人群的927人的32个DNA碎片，每个DNA都包含300,000个配对。
Conclusion: the same gene mutation may play different roles in different populations because of the differences of geographic environment, ethnic lines and living conditions.
结论：由于地理环境、种族和生活条件的不同，相同的基因突变在不同的人群中所起的作用可能不同。
We developed an immunodeficient mouse model to test the tumorigenic potential of different populations of cancer cells derived from primary, unmanipulated human HNSCC samples.
我们从未经处理的原发性人类HNSCC样本分离出不同的癌细胞群体，并建立免疫缺陷性老鼠模型测试这些癌细胞群体的潜在致肿瘤性。
We developed an immunodeficient mouse model to test the tumorigenic potential of different populations of cancer cells derived from primary, unmanipulated human HNSCC samples.
我们从未经处理的原发性人类HNSCC样本分离出不同的癌细胞群体，并建立免疫缺陷性老鼠模型测试这些癌细胞群体的潜在致肿瘤性。
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