Tag: "promiscuity" at biology news
Stressed-out African naked mole-rats may provide clues about human infertility
...ve shown that complex behaviours like monogamy and promiscuity
can be influenced by single genes that differ among species in their patterns of expression in the brain. Humans also vary widely in the way in which they form social bonds with their partners, offspring and kin. By making careful comparisons with ...
Philandering female felines forgo fidelity
in the animal kingdom is generally a male thing, researchers for the Wildlife Conservation Society and the Zoological Society of London (ZSL) have found that, in cheetah society, its the female with the wandering eye, as reported in a paper in the la...
Genes and groups of genes commonly shared between species, studies show
...fornia, Berkeley, scientists highlight the amazing promiscuity
of genes, which appear to shuttle frequently between organisms, especially more primitive organisms, and often in packs. Such gene flow, dubbed horizontal gene transfer, has been seen frequently in bacteria, allowing pathogenic bacteria, for exampl...
Male-killing bacteria makes female butterflies more promiscuous
...including the butterfly, actually increases female promiscuity
and male fatigue. The team found that when the m..."Contrary to expectation, we also find that female promiscuity
actually rises when male numbers are reduced. Greater numbers of female partners leads to fatigue in...
Enzyme Engineering XIX
... protein design and computation catalytic promiscuity
mutant library creation and analysis fundamentals of directed evolution new industrial applications of biocatalysis metabolic pathway engineering...
Queen bee promiscuity boosts hive health
may be risky behavior for humans, it's healthy for...edings of the Royal Society of London, the curious promiscuity
of queen honeybees has long perplexed apiculturists, especially since seeking out multiple mates tak...
What does the public really know about HPV?
...ctions and may or may not lead to increased sexual promiscuity
among those vaccinated. The survey was then given to gauge intentions toward vaccination. It was completed by 635 adults, 49 percent of whom were women. Researchers found: More than half of respondents (56 percent) had heard of HPV and r...
First global analysis of sexual behavior
... age in which scare-stories about underage sex and promiscuity
abound, there has in fact been no universal trend towards earlier sexual intercourse. Another surprising finding is that it is the developed nations that report comparatively high rates of multiple partnerships, not those parts of the world which ...
Meaningless sex? Male mounting reduces sexual promiscuity of females
...absence of actual insemination--reduces the sexual promiscuity
of a hen, indicating that even copulations that do...e not fully considered the possibility that female promiscuity
may be inhibited by stimuli generated by the simple act of male mounting. In the new study, a team o...
Oxytocin/vasopressin research sees new clinical applications, key role in social behavior
...es in such social/emotional behavior as parenting, promiscuity
and romance and in related disorders such as autism. 10 symposia from genomics to NH receptor analogs in clinical setting The four-day conference includes 10 symposia and four poster sessions featuring presentations by more than 100 researchers. The ...
How important is sexual conflict?
...equence of sexual reproduction, and is enhanced by promiscuity
when males and females have several partners. The study of sexual conflict and the impact it has on the evolution of male and female traits has become a rapidly developing field, in part because of disagreement over its importance. Sexual conflict ca...
'Casanova' field crickets - live fast, die young
...protein diets it had the effect of promoting their promiscuity
and reducing their longevity. They literally knocked themselves out trying to impress female crickets," he says. "For humans this might seems counterproductive because we don't want to die young we want to live long lives. But for animals the goal ...
Weizmann Insitute scientists show how proteins beat the evolutionary stakes
...To investigate what kind of evolutionary advantage promiscuity
offers, the team created a speeded-up version of e...sive to mutation." The scientists believe that promiscuity
may be an intermediate phase for some evolving proteins. In the face of further evolutionary pressur...