Insect workers can increase their inclusive fitness by biasing colony sex allocation towards males when their mother queen is mated to multiple males and females when she is singly mated. Workers need heritable variation in odour diversity to assess queen mating frequency. Here we present a simple one-locus two-allele model, which shows that the sex ratio specialization itself will often select...

OBJECTIVE There is limited information available about the mental health of female sex workers. Therefore, we aimed to make a comprehensive assessment of the mental status of female sex workers over different outdoors and indoors work settings and nationalities. METHOD As the prerequisites of a probability sampling were not given, a quota-sampling strategy was the best possible alternative. S...

in the present study blood was collected from dogs (n=110) after clinical examinations and recording of necessary information(age, sex, breed and housing) examined by modified knott method. periodicity of the microfilaria in peripheral blood circulation, was determined through blood collection from a dog each hour for 72 hours. number of microfilaria in each ml of the blood samples was calculat...

background: human immunodeficiency virus (hiv) epidemics are largely linked to high-risk populations such as female commercial sex workers (fsws). this study assessed sexual behaviors, attitudes and knowledge of this marginalized group. methods: we conducted a cross- sectional study on 278 selfidentified fsws by using respondent driven sampling (rds) method in shiraz, south of iran, from june 2...

Current educational resources for sex education in Hong Kong are mainly designed to be used in classroom. They are mostly text-based and are unattractive to the most vulnerable adolescent group. As discussion on sex is still taboo in Chinese society, self-learning resources can supplement classroom teaching. This paper describes an interactive game playable on Facebook, iPad and the web to educ...

In this study, we explored the relationship between university teaching faculty’s knowledge, concern, and feelings of responsibility toward climate change and their propensity to address this topic in their classroom curriculum. We sent surveys containing 30 questions to approximately 3,150 faculty at two state research universities in the southwest United States. We addressed three research qu...

The focus of this study is to investigate whether there exist gender differences in students’ a prior knowledge about the CIS minor, and their perception, expectation and selection of a CIS minor. No significant gender difference was found in relation to students’ prior knowledge about CIS minor. It was found that male students perceive a CIS minor as more interesting than female students. When...

The concept that weapon choice and use may play a valuable role in differentiating between offenders is one that has not been well explored in current criminological or psychological thinking. The key aim of the current paper is to discuss the role of weapon choice and use in the application of offender profiling. Relevant research is identified though a literature review: initially considering...