نتایج جستجو برای: sex information
تعداد نتایج: 1344906 فیلتر نتایج به سال:
the community dynamics of aquatic coleoptera(insecta)in one of the spring-stream habitats of bammo national park in fars province called cheshmeh-ye-ghanbari is studied as a pilot project and model for acquaintance with and furthering the biodiversity studies on fauna of iran. sixteen species-populations out of nineteen of this community were already identified for their taxonomy and for thei...
Background and Aim: Sex education of children, a complex issue in any culture, has always been a controversial subject. Schools can play a vital role in imparting sex education to children, particularly in more conservative communities. The objective of this study was to find out primary school teachers' beliefs, attitudes, values, and understandings regarding sex education of school pupils. Ma...
Many studies examining the use of HIV/AIDS information sources abound; but these studies do not establish whether there exist few sources that provided much of the information about HIV/AIDS possessed by the respondents. The paper established those information sources that most provided HIV/AIDS information to 540 adolescents in Ekwusigo Local Government Area of Anambra State Nigeria. The study...
Behavioural decisions require the appropriate use of relevant information about the environment. However, individuals may have imperfect information, imposing a constraint on adaptive behaviour. We explored how information use influences the sex allocation behaviour of the parasitoid wasp Nasonia vitripennis in response to local mate competition. Optimal sex ratios under local mate competition ...
background: gender preference is prevalent in some communities and using medical techniques to choose the baby’s sex may cause the gender discrimination and gender imbalance in communities. therefore, evaluating the gender preferences and attitudes towards using sex selection technologies seems to be necessary. methods: this cross-sectional study was conducted in avicenna fertility center. part...
Deliberate Self-Poisoning (DSP) or drug induced suicide is the most common method of suicide in the developed countries and is associated with significant morbidity and mortality (1-3). Factors associated with DSP include economic and social factors, culture, religion, and health (4-6). Other symptoms that may influence suicide encompass demographic information like age, sex, and, ethnicity (6-8)
Using massively parallel sequencing data from two species with different life history traits, American lobster (Homarus americanus) and Arctic Char (Salvelinus alpinus), we highlight how an unbalanced sex ratio in the samples and a few sex-linked markers may lead to false interpretations of population structure and thus to potentially erroneous management recommendations. Here, multivariate ana...
The present study investigates the demographics of same-sex marriages--that is, registered partnerships-in Norway and Sweden. We give an overview of the demographic characteristics of the spouses of these partnerships, study patterns of their divorce risks, and compare the dynamics of same-sex couples with those of heterosexual marriages. We use longitudinal information from the population regi...
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