... (Oxford English Dictionary 1989, s.v.mascle). However, we've learned that females bear offspring and have breasts for them to suckle, whereas males beget the offspring. At the root of these definitions are the features which distinguish male from female, collectively known as sexual dimorphisms. In ...
Sex chromosomes in willows - Epsilon Open Archive
... Sexual reproduction is found in most eukaryotes and has in the majority of animal species led to the evolution of separate sexes. In contrast, only 5-6% of all angiospersms are dioecious with female and male flowers on separate individuals. Interestingly, dioecy has evolved hundreds of times indepen ...
... Sexual reproduction is found in most eukaryotes and has in the majority of animal species led to the evolution of separate sexes. In contrast, only 5-6% of all angiospersms are dioecious with female and male flowers on separate individuals. Interestingly, dioecy has evolved hundreds of times indepen ...
Offspring Sex Is Not Related to Maternal Allocation of Yolk Steroids
... Physiological and Biochemical Zoology 80(2):220–227. 2007. 䉷 2007 by The University of Chicago. All rights reserved. 1522-2152/2007/8002-6402$15.00 ...
... Physiological and Biochemical Zoology 80(2):220–227. 2007. 䉷 2007 by The University of Chicago. All rights reserved. 1522-2152/2007/8002-6402$15.00 ...
How to make a sex chromosome
... at least five strata105, although some recent analyses support six or more strata106,107. The Silene X and Y chromosomes (c) diverged more recently and there is evidence for two strata over 10 million years66. However, it is possible that orthology-based approaches underestimate the number of strata ...
... at least five strata105, although some recent analyses support six or more strata106,107. The Silene X and Y chromosomes (c) diverged more recently and there is evidence for two strata over 10 million years66. However, it is possible that orthology-based approaches underestimate the number of strata ...
Influence of Advertising Sex Appeal on Product
... attention of the potential customer or user. However, sex materials in advertising sometimes elicit negative responses from the audience. The reactions of arousal and lust which sexual content evokes from customers can increase an advertisement’s persuasive impact, with the opposite occurring if the ...
... attention of the potential customer or user. However, sex materials in advertising sometimes elicit negative responses from the audience. The reactions of arousal and lust which sexual content evokes from customers can increase an advertisement’s persuasive impact, with the opposite occurring if the ...
Chapter 7. Sex Determining Mechanisms in Vertebrates
... The finding of mixtures between environmental and genotypic sex determination has implications for the practice of identifying the sex of individuals, of species that supposedly exhibit GSD, using molecular markers. For example, when behavioural ecologists are confronted with biased sex ratios, they ...
... The finding of mixtures between environmental and genotypic sex determination has implications for the practice of identifying the sex of individuals, of species that supposedly exhibit GSD, using molecular markers. For example, when behavioural ecologists are confronted with biased sex ratios, they ...
F - UBC Zoology
... and LENORMAND 2002). Most of these theoretical models have focused exclusively on the consequences of recombination to the evolution of sex. Recombination has generally been considered the primary benefit of sexual reproduction since it can counter many of the disadvantages of asexuality such as the ...
... and LENORMAND 2002). Most of these theoretical models have focused exclusively on the consequences of recombination to the evolution of sex. Recombination has generally been considered the primary benefit of sexual reproduction since it can counter many of the disadvantages of asexuality such as the ...
Segregation and the Evolution of Sex Under Overdominant Selection
... where s and t are positive selection coefficients less than or equal to one. With heterozygote advantage, one would expect the frequency of heterozygotes to rise to fixation within a fully asexual population, producing a strong negative one-locus genetic association (F ⫽ ⫺1). On the other hand, with ...
... where s and t are positive selection coefficients less than or equal to one. With heterozygote advantage, one would expect the frequency of heterozygotes to rise to fixation within a fully asexual population, producing a strong negative one-locus genetic association (F ⫽ ⫺1). On the other hand, with ...
Apsara`s Ordeal of Fire: the Politics of Sense in the Everyday Life of
... beyond nightly concerns for personal safety and health, sex workers also contend with societal stigma against their professional, non-marital sexuality. Yet despite its many dangers, sex work is the rare job in Cambodia that can offer young women with little formal education the opportunity for stab ...
... beyond nightly concerns for personal safety and health, sex workers also contend with societal stigma against their professional, non-marital sexuality. Yet despite its many dangers, sex work is the rare job in Cambodia that can offer young women with little formal education the opportunity for stab ...
Collateral Effects of the Media on Sex Offender Reintegration
... Attitudes about sexual offenders may well be associated with their portrayal in the media. The media, which include outlets such as the Internet, newspapers, television, and radio, can influence public attitudes and may thereby impact the reintegration of sex offenders into the community. According ...
... Attitudes about sexual offenders may well be associated with their portrayal in the media. The media, which include outlets such as the Internet, newspapers, television, and radio, can influence public attitudes and may thereby impact the reintegration of sex offenders into the community. According ...
The Frontal Bone as a Proxy for Sex Estimation in Humans: A
... various populations from around the world give the probability that an individual fits within specific sex or ancestry groups (Ousley and Jantz, 2006). Although FORDISC allows for much greater ease in quantifying sex assessments in the United States, applicability in European populations for sex ass ...
... various populations from around the world give the probability that an individual fits within specific sex or ancestry groups (Ousley and Jantz, 2006). Although FORDISC allows for much greater ease in quantifying sex assessments in the United States, applicability in European populations for sex ass ...
Testing theories of sex against the observation that sex is biparental
... prohibitive. But, insofar as such arguments have been provided at all, they are unpersuasive. For example, they fail to take into account the key point that any argument against the transition from biparental sex to triparental sex may be even more persuasive for ruling out the transition from asexu ...
... prohibitive. But, insofar as such arguments have been provided at all, they are unpersuasive. For example, they fail to take into account the key point that any argument against the transition from biparental sex to triparental sex may be even more persuasive for ruling out the transition from asexu ...
Stachowiak JA, Sherman S, Konakova A, Krushkova I, Peryshkina A, Strathdee S, Beyrer C. Health risks and power among female sex workers in Moscow. SIECUS Rep . Spring 2005;33(2):18-25
... COMMON THEMES In many ways, the indoor sex workers in this sample were much like many of the working poor. Specific problems faced by respondents included violence, which is often disregarded by police; fear of arrest and its consequences; lack of supportive services; and extreme isolation. Entrance ...
... COMMON THEMES In many ways, the indoor sex workers in this sample were much like many of the working poor. Specific problems faced by respondents included violence, which is often disregarded by police; fear of arrest and its consequences; lack of supportive services; and extreme isolation. Entrance ...
Sex Smart for Teens: Abstinence
... _______ 4. Studies have shown that married people have sex most often and get the most satisfaction from it. _______ 5. To be abstinent means you do not have any feelings about sex. _______ 6. Oral sex is still considered sex. _______ 7. You cannot get an STD from oral sex. _______ 8. All STDs can b ...
... _______ 4. Studies have shown that married people have sex most often and get the most satisfaction from it. _______ 5. To be abstinent means you do not have any feelings about sex. _______ 6. Oral sex is still considered sex. _______ 7. You cannot get an STD from oral sex. _______ 8. All STDs can b ...
Testing evolutionary hypotheses about human biological adaptation
... condition-dependent sex ratio biases in line with these predictions has been shown in various populations of mammals, insects and birds (see West and Sheldon, 2002 for a review of the evidence). There is less evidence from human populations, however Gibson and Mace (in prep) have shown that in an Et ...
... condition-dependent sex ratio biases in line with these predictions has been shown in various populations of mammals, insects and birds (see West and Sheldon, 2002 for a review of the evidence). There is less evidence from human populations, however Gibson and Mace (in prep) have shown that in an Et ...
Nebraska`s Commercial Sex Market
... a new hub emerges. In the interim, the industry will be highly decentralized, making monitoring by law enforcement and outreach by service providers more difficult. For example, some may be forced by their traffickers to find buyers on ...
... a new hub emerges. In the interim, the industry will be highly decentralized, making monitoring by law enforcement and outreach by service providers more difficult. For example, some may be forced by their traffickers to find buyers on ...
They Say "Its Not Sex"
... on and they are not the vulnerable ones this time? Or is it the guys, who — as our informants put it — get to choose which girls they'll allow to gratijy them? Therapists and sex educators wrestle with this conundrum too, as you'll see. At the other end of the specti'um, there seems to be an increas ...
... on and they are not the vulnerable ones this time? Or is it the guys, who — as our informants put it — get to choose which girls they'll allow to gratijy them? Therapists and sex educators wrestle with this conundrum too, as you'll see. At the other end of the specti'um, there seems to be an increas ...
Choice-Makers and Risk-Takers in Neo
... in the name of individual consumer choice. Not only are they used as a mechanism by which to entice consumers to purchase commodities, but it can be argued that gendered identities have become commodities themselves, although they do not necessarily only exist in a commodified form. The metrosexual ...
... in the name of individual consumer choice. Not only are they used as a mechanism by which to entice consumers to purchase commodities, but it can be argued that gendered identities have become commodities themselves, although they do not necessarily only exist in a commodified form. The metrosexual ...
Osteoscopic Assessment of Sexual Dimorphism in Hip Bone
... Introduction: The pelvis is most sexually dimorphic and is the first bone assessed in sex determination because it is the skeletal element most affected by reproduction and parturition.1 The assessment of the pelvis is made through metric measurements as well as through the visual analysis of non-metr ...
... Introduction: The pelvis is most sexually dimorphic and is the first bone assessed in sex determination because it is the skeletal element most affected by reproduction and parturition.1 The assessment of the pelvis is made through metric measurements as well as through the visual analysis of non-metr ...
abstracts from IASSCS
... Prostitution was claimed to be successfully eradicated after the founding of the People’s Republic of China in 1949, but has reemerged since the late 1970s when China began its Open Door and Reform Policy. Starting in the 1980s, the Chinese government began to once again wholeheartedly prohibit pros ...
... Prostitution was claimed to be successfully eradicated after the founding of the People’s Republic of China in 1949, but has reemerged since the late 1970s when China began its Open Door and Reform Policy. Starting in the 1980s, the Chinese government began to once again wholeheartedly prohibit pros ...
- Northumbria Research Link
... Locating the RLD and its boundaries is not always so simple. The boundaries frequently change over time and are often difficult to identify. Complicating this geography even more, it is reasonable to assume that few if any cities contain all sex work activities in RLDs; outdoor and indoor sex work i ...
... Locating the RLD and its boundaries is not always so simple. The boundaries frequently change over time and are often difficult to identify. Complicating this geography even more, it is reasonable to assume that few if any cities contain all sex work activities in RLDs; outdoor and indoor sex work i ...
Rapid Response: Sex Worker HIV Risk - Triple
... HIV prevalence of 58.1% among 198 female sex workers under the age of 18 in Vancouver.(12) In a study of sex workers of all ages, including youth, Miller et al found an HIV prevalence of 23% in Vancouver.(2) In the study by Mehrabadi et al, of Aboriginal women involved in sex work, an HIV prevalence ...
... HIV prevalence of 58.1% among 198 female sex workers under the age of 18 in Vancouver.(12) In a study of sex workers of all ages, including youth, Miller et al found an HIV prevalence of 23% in Vancouver.(2) In the study by Mehrabadi et al, of Aboriginal women involved in sex work, an HIV prevalence ...
Incorporating Sex as a Variable in Preclinical
... neural control of the anterior pituitary and the release of gonadotropins essential for ovulation in females but not males. All of these end-points are controlled by neuroanatomical and physiological parameters that are robustly different in males and females.10 Moreover, these reproduction-related ...
... neural control of the anterior pituitary and the release of gonadotropins essential for ovulation in females but not males. All of these end-points are controlled by neuroanatomical and physiological parameters that are robustly different in males and females.10 Moreover, these reproduction-related ...
Intimate Encounters: Affective Economies in Cuba and the
... personnel able to convey the manufactured sentiments required of them in the delivery of hospitality services? I could not help but think that the ‘customer satisfaction’ survey – an instrument that betrays the major concerns of management and marketers – was designed to act as a form of surveillanc ...
... personnel able to convey the manufactured sentiments required of them in the delivery of hospitality services? I could not help but think that the ‘customer satisfaction’ survey – an instrument that betrays the major concerns of management and marketers – was designed to act as a form of surveillanc ...
Femininity and Attitudes Towards Women Predict Attitudes Towards
... F (6, 241) = 2.92, p = .009, of premarital sex. • Post hoc analyses found that conservatives were less likely to be permissive of premarital sex. However, contrary to prediction, very conservative individuals were more likely to have had premarital sex. ...
... F (6, 241) = 2.92, p = .009, of premarital sex. • Post hoc analyses found that conservatives were less likely to be permissive of premarital sex. However, contrary to prediction, very conservative individuals were more likely to have had premarital sex. ...