News tagged with gravid female
No more big stink: scent lures mosquitoes, but humans can't smell it
Biology /
Aug 29, 2008 |
4.8 / 5 (9) |
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Mosquito traps that reek like latrines may be no more. A University of California, Davis research team led by chemical ecologist Walter Leal has discovered a low-cost, easy-to-prepare attractant that lures ...
Search results for gravid female
Female choice benefits mothers more than offspring
Oct 22, 2009 |
3.7 / 5 (3) |
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The great diversity of male sexual traits, ranging from peacock's elaborate train to formidable genitalia of male seed beetles, is the result of female choice. But why do females choose among males? In a new study published ...
Mother knows best: Females control sperm storage to pick the best father
Sep 08, 2009 |
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(PhysOrg.com) -- Scientists have found new evidence to explain how female insects can influence the father of their offspring, even after mating with up to ten males. A team from the University of Exeter has ...
The protein modifier SUMO helps set apart females and males
Sep 02, 2009 |
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One way in which men and women differ is in their expression of liver proteins that control a large number of whole-body processes such as energy generation and lipid and steroid hormone production and turnover. Now, Walter ...
Teacher talk strains voices, especially for women
Oct 26, 2009 |
5 / 5 (1) |
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Teachers tend to spend more time speaking than most professionals, putting them at a greater risk for hurting their voices -- they're 32 times more likely to experience voice problems, according to one study. And unlike singers ...
Baby fish in polluted San Francisco estuary waters are stunted and deformed
Dec 09, 2008 |
4.2 / 5 (14) |
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(PhysOrg.com) -- Striped bass in the San Francisco Estuary are contaminated before birth with a toxic mix of pesticides, industrial chemicals and flame retardants that their mothers acquire from estuary waters ...
Researchers to perform sex change operation on papaya
Nov 02, 2009 |
3 / 5 (2) |
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The complicated sex life of the papaya is about to get even more interesting, thanks to a $3.1 million grant from the National Science Foundation. The grant will fund basic research on the papaya sex chromosomes ...
Placental precursor stem cells require testosterone-free environment to survive
Oct 29, 2009 |
3 / 5 (1) |
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Trophoblast stem cells (TSCs), cells found in the layer of peripheral embryonic stem cells from which the placenta is formed, are thought to exhibit "immune privilege" that aids cell survivability and is potentially beneficial ...
Researchers discover mechanism that prevents two species from reproducing
Oct 26, 2009 |
5 / 5 (6) |
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Cornell researchers have discovered a genetic mechanism in fruit flies that prevents two closely related species from reproducing, a finding that offers clues to how species evolve.
Male Australian redback spiders employ courtship strategies to preserve their life
Oct 22, 2009 |
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(PhysOrg.com) -- New research shows that male suitors of a female cannibalistic spider risk facing a premature death unless they perform an adequate courtship lasting a minimum of 100 minutes. Further, the research shows ...
Women on company boards face stockmarket prejudice
Aug 13, 2009 |
3 / 5 (1) |
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(PhysOrg.com) -- Companies with female board members fare worse on the stock market, despite performing as well on all other measures as those with all-male boards. This is the finding of a new study by the ...
List of search results for gravid female
