Here we show that, as predicted by theory, sex ratio is an important fitness-determining trait andparasites adjust their sex allocation in response to the presence of unrelated conspecifics. This suggests thatparasites use kin discrimination to evaluate the genetic diversity of their infections, and ...
RESULTS: In the richer countries of the world, the male:female mortality ratio has been widening for all years of age, particularly for those born from 1942 onwards. Specific cohort effects are clearly identifiable. CONCLUSION: Analysis of the emergent trends suggests that economic activity, status...
社会学专业英语词汇S-2|社会学英语翻译... ... 性分配 Sex distribution性平等Sex equality性比例 Sex ratio ... www.scientrans.com|基于8个网页 3. 男女平等 尽管人类倡导男女平等(sex equality)多年,但男性依然主导(dominate)人类活动和社会制度的绝大部分领域。不少国家的 … ...
1115-007. DOES LEFT ATRIAL APPENDAGE MORPHOLOGY ASSOCIATED WITH SUCCESS RATIO OF LEFT ATRIAL APPENDAGE CLOSURE IN PATIENTS WITH NONVALVULAR ATRIAL FIBRILLATION? 1115-007.非瓣膜性心房颤动患者的左心耳形态与左心耳封堵术成功率相关吗? Zhenhua Li, Tao Zhang, Xiaoyuan Gao, Liu Shiguang, Su Guoying, Jin...
(and optional Spanish subtitles). The good news is that it's presented in it's original widescreen (2:55 to 1) CinemaScope ratio. The bad news is that it's letterboxed and not enhanced for 16:9 tv setups; it also uses the magnetic mono soundtrack for both versions instead of the ...
In the absence of manipulation, both the sex ratio at birth and the population sex ratio are remarkably constant in human populations. Small alterations do occur naturally; for example, a small excess of male births has been reported to occur during and after war. The tradition of son preferen...
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Probably level of organic contamination in chicks' blood depends more on pollution existing in rural hunting areas and is not directly connected with nest site and its close vicinity. 展开 关键词: Kestrel Falco tinnunculus egg sex ratio primary sex ratio urban area multiplex PCR ...
这个是特性使得CLR不得不进行一次修改。有了这个,C#也能像js、php、python等弱类型语言一样写代码了。 dynamica=3;a=3.14;a="Hello World";a=new[]{1,2,3,4,5};a=newFunc<int>(()=>3);a=newStringBuilder();Console.WriteLine(a.GetType
The human sex ratio is the number of males for each female in a population. This is a list of sex ratios by country or region.The table presents data from The World Factbook (2012), except when otherwise indicated. It shows the male to female sex ratio as estimated by United States' ...