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Research has shown that a couple of the areas of connection between the hemispheres of the brain have differences in their size depending on sexual orientation. The front commission was found to be wider in homosexual men than heterosexual men, and the corpus callosum was found to be larger in homosexual men than heterosexual men. [9]
Some researches shows gross measures of body strength suggest that females are approximately 50-60% as strong as males in the upper body, and 60-70% as strong in the lower body. [31] One study of muscle strength in the elbows and knees —in 45 and older males and females—found the strength of females to range from 42 to 63% of male strength ...
The human Y chromosome showing the SRY gene which codes for a protein regulating sexual differentiation. Sexual differentiation in humans is the process of development of sex differences in humans. It is defined as the development of phenotypic structures consequent to the action of hormones produced following gonadal determination. [1]
Sex differences in human physiology are distinctions of physiological characteristics associated with either male or female humans. These can be of several types, including direct and indirect, direct being the direct result of differences prescribed by the Y-chromosome (due to the SRY gene ), and indirect being characteristics influenced ...
In her new book, developmental psychologist Dr. Niobe Way seeks to understand boys and young men and the culture that leads to an AR-15. Boys and men are experiencing a ‘crisis of connection ...
In 2010, Archives of Sexual Behavior published a study comparing the pedigree sizes of 694 homosexual men and 894 heterosexual men sampled at pride parades that found that homosexual men had more relatives, especially paternal relatives, but no evidence that male sexual orientation is transmitted predominantly through the maternal line—which ...
All people have prejudices, but learning more about them could help keep them in check. Crowd image via www.shutterstock.com.Humans are highly social creatures. Our brains have evolved to allow us ...
Certain body odours are connected to human sexual attraction. [3] [4] Humans can make use of body odour subconsciously to identify whether a potential mate will pass on favourable traits to their offspring. Body odour may provide significant cues about the genetic quality, health [5] and reproductive success of a potential mate. [6] [7]