نتایج جستجو برای: secondary sexual characteristics

تعداد نتایج: 1046573  

1997

During 1994 U.S. residents age 12 or older experienced 11.6 million violent victimizations  murders, rapes, sexual assaults, robberies, aggravated assaults, and simple assaults. Men experienced more of these crimes than women: 6.6 million versus 5 million. Strangers to the victims committed most of the violence against males (3.9 million), while persons whom the victims knew committed most of ...

Journal: :Vision Research 2009
Masashi Komori Satoru Kawamura Shigekazu Ishihara

Effect of sexual dimorphism and averageness on the judgment of facial attractiveness was investigated. Participants (n=114) rated attractiveness of 96 facial photographs with neutral expressions. Principal component analyses were conducted on 80 facial feature points standardized via the generalized Procrustes method. Local regression analysis was used to obtain the distribution of attractivene...

Journal: :Psicothema 2010
Emily J Miner Todd K Shackelford

Sexual selection theory and parental investment theory have guided much of the evolutionary psychological research on human mating. Based on these theories, researchers have predicted and found sex differences in mating preferences and behaviors. Men generally prefer that their long-term partners are youthful and physically attractive. Women generally prefer that their long-term partners have e...

Journal: :Journal of sex research 2014
Kristen N Jozkowski Zoë D Peterson Stephanie A Sanders Barbara Dennis Michael Reece

Because sexual assault is often defined in terms of nonconsent, many prevention efforts focus on promoting the clear communication of consent as a mechanism to reduce assault. Yet little research has specifically examined how sexual consent is being conceptualized by heterosexual college students. In this study, 185 Midwestern U.S. college students provided responses to open-ended questions add...

Journal: :Evolutionary psychology : an international journal of evolutionary approaches to psychology and behavior 2014
Fangfang Wen Bin Zuo Yang Wu Shan Sun Ke Liu

Previous researchers have documented that the color red enhances one's sexual attraction to the opposite sex. The current study further examined the moderating role of sexual dimorphism in red effects. The results indicated that red enhanced men's sexual attraction to women with more feminine facial characteristics but had no effect on ratings of perceived general attractiveness. Red clothing a...

2016
M. P. Viveros R. Hernandez

Effects of social isolation and crowding on sexual beha,·iour in the rat (Rattus norvegicus).The effects of social isolation and crowding on the sexual behaviour of Sprague Dawley male and female rats (Rattus norvegicus) were investigated. The major housing condition effect was found among social isolates. A significant decrease in their non-copulatory activity was observed in both genders when...

2001

and other publications on women’s health and fitness in relation to their serving in the military services, this issue never seems to be laid to rest. Australian Defence Force policy supports the employment of women in traditionally male-dominated, previously exempted areas of military service, with the exception of direct combat.1 In spite of this, many of the obstructive arguments still exist...

Journal: :Suicide & life-threatening behavior 2015
Deborah M Stone Feijun Luo Caroline Lippy Wendy LiKamWa McIntosh

The impact of types of social connectedness-family, other adult, and school-on suicide ideation and attempts among all youth, the relative impact of each type, and effect modification by sexual orientation was assessed. Data were from the 2007-2009 Milwaukee Youth Risk Behavior Surveys. Multivariable logistic regression analyses calculated the risk of suicide ideation and attempts by sexual ori...

Journal: :Personality & social psychology bulletin 2006
Neal J Roese Ginger L Pennington Jill Coleman Maria Janicki Norman P Li Douglas T Kenrick

Few sex differences in regret or counterfactual thinking are evident in past research. The authors discovered a sex difference in regret that is both domain-specific (i.e., unique to romantic relationships) and interpretable within a convergence of theories of evolution and regulatory focus. Three studies showed that within romantic relationships, men emphasize regrets of inaction over action (...

2017
Natasha A Karp Ruth Heller Shay Yaacoby Jacqueline K White Yoav Benjamini

Biological research frequently involves the study of phenotyping data. Many of these studies focus on rare event categorical data, and functional genomics studies typically study the presence or absence of an abnormal phenotype. With the growing interest in the role of sex, there is a need to assess the phenotype for sexual dimorphism. The identification of abnormal phenotypes for downstream re...

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