The interaction between gender and the male-to-female ratio was significant. For men, there was no association between the sex ratio and their number of sexual partners. For women, as the sex ratio increased, their number of sexual partners increased; however, this association was driven by ...
摘要: Objective: To derive the first systematically calc 关键词: autism spectrum disorder male-to-female ratio sex difference meta-analysis epidemiology 被引量: 91 年份: 2017 收藏 引用 批量引用 报错 分享 求助全文 通过文献互助平台发起求助,成功后即可免费获取论文全文。 请先登入...
1. 男变女 男人(MSM)以及男变女(male-to-female)变性者(transgender, TG)的信息几乎没有,因此,否认、偏见、不充分的研究和 … www.danlan.org|基于6个网页 2. 男跨女 ...中有关「家庭规约」的论文;何春蕤(2001)有关「男跨女」(male-to-female)跨性别者的研究中,也提到身份证与公共空 … ...
Low male-to-female sex ratio of children born in India: national survey of 1·1 million households SummaryBackground Fewer girls than boys are born in India. Various hypotheses have been proposed to explain this low sex ratio. Our aim was to ascertain th... Prabhat,Jha,and,... - 《Lanc...
The "male-sex-ratio" (msr) phenotype is a modified form of sr in which SR/Y males produce a higher frequency of sterile X/O sons. The msr trait is due to the presence of the SR X-chromosome in males which are also homozygous for one or more autosomes from the L116 strain. Here ...
Here we describe hemodialysis prevalence and patient characteristics by sex, compare the adult male-to-female mortality rate with data from the general population, and evaluate sex interactions with mortality.We assessed the Human Mortality Database and 206,374 patients receiving hemodialysis from 12 ...
In almost all well-recorded ratios of the number of male to the number of female births, the ratio falls between 1.05 and 1.07; the slightly higher ... CJ Banister - 《Demography》 被引量: 1034发表: 1996年 Lifetime smoking habits among Norwegian men and women born between 1890 and 1974...
The behavior of the two males in a gander pair (1) was comparable in most aspects, (2) was similar to the behavior of the gander in heterosexual pairs, and (3) differed greatly from that of the heterosexually paired goose. Therefore, pseudo-female behavior in one partner cannot account ...
We describe the results of a breeding programme for Nile tilapia, Oreochromis niloticus, incorporating estrogen-induced sex reversal of male to female and progeny testing to generate novel 'YY' male genotypes. 'YY' male genotypes proved to be as viable and fertile as normal XY males and to sir...
Operational sex ratio (the ratio of sexually active males to fertilizable females) has a major influence on male competition for mates and male–female interactions. The contributions of male and female density per se to mating system dynamics, however, are rarely examined, and the fitness consequ...