News tagged with sexual development
When someone is raised female and the genes say XY
Sep 12, 2009 |
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(AP) -- It's the birth defect people don't talk about. A baby is born not completely male or female. The old term was hermaphrodite, then intersex. Now it's called "disorders of sexual development." Sometimes the person ...
Female embryonic sexual development driven by universal factor
Nov 13, 2008 |
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A gene essential to the growth and development of most organ systems in the body also is vital to female – but not male – embryonic sexual development, scientists report this month.
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First molars provide insight into evolution of apes, humans
Dec 28, 2009 |
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(PhysOrg.com) -- The timing of molar emergence and its relation to growth and reproduction in apes is being reported by two scientists at Arizona State University's Institute of Human Origins in the Dec. 28 ...
UNL research aims to understand homelessness among women
Other Sciences / Social Sciences
Dec 23, 2009 |
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(PhysOrg.com) -- Women make up nearly one-third of the homeless population in the United States. Yet little is known about how they become homeless or how they live. University of Nebraska-Lincoln sociologist Les Whitbeck ...
Sex may be better for mature audiences: study
Medicine & Health / Psychology & Psychiatry
Dec 17, 2009 |
3.5 / 5 (2) |
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(PhysOrg.com) -- New university students might be thinking about exploring another rite of passage when they get to campus: the joy of sex. However, depending on their level of maturity, some students may find less joy than ...
Researchers Identify the Most Promiscuous Birds in the World
Dec 09, 2009 |
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(PhysOrg.com) -- UConn ornithologist Chris Elphick and his colleagues carried out DNA tests to discover the paternity of Saltmarsh Sparrow nestlings.
Stopping rape as an object of war
Other Sciences / Social Sciences
Dec 04, 2009 |
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(PhysOrg.com) -- It is a disturbing truth that sexual- and gender-based violence (SGBV) is used as a war tactic in developing nations. Silvia Dominguez, assistant professor of sociology at Northeastern University, ...
Researchers discover how a brain hormone controls insect metamorphosis
Dec 03, 2009 |
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A team of University of Minnesota researchers have discovered how PTTH, a hormone produced by the brain, controls the metamorphosis of juvenile insects into adults.
Sleep changes predict the onset of physical changes associated with puberty
Dec 01, 2009 |
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A study in the Dec.1 issue of the journal Sleep suggests that changes in children's sleep patterns that typically occur between the ages of 11 and 12 years are evident before the physical changes associated with the onset ...
Study describes new tool in the fight against autoimmune diseases, blood cancers
Nov 30, 2009 |
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A study led by a Scripps Research Institute scientist describes a new, highly pragmatic approach to the identification of molecules that prevent a specific type of immune cells from attacking their host. The findings add ...
Ecological speciation by sexual selection on good genes: Is speciation adaptive?
Nov 26, 2009 |
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Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of his famous book, 'On the Origin of Species', debate still continues on the mechanisms of speciation. New ...
Pilot study relates phthalate exposure to less-masculine play by boys
Nov 16, 2009 |
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A study of 145 preschool children reports, for the first time, that when the concentrations of two common phthalates in mothers' prenatal urine are elevated their sons are less likely to play with male-typical toys and games, ...
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