News tagged with gene pool
Related topics: genetic diversity
Rotifers avoid sex for millions of years by blowing away
(PhysOrg.com) -- They haven't had sex in some 30 million years, but some very small invertebrates named bdelloid rotifers are still shocking biologists - they should have gone extinct long ago. Cornell researchers ...
Jan 28, 2010 |
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Study solves mystery of horse domestication
New research indicates that domestic horses originated in the steppes of modern-day Ukraine, southwest Russia and west Kazakhstan, mixing with local wild stocks as they spread throughout Europe and Asia. The research was ...
May 07, 2012 |
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Researchers report breakthrough on salt-tolerant durum wheat
A team of Australian scientists has bred salt tolerance into a variety of durum wheat that shows improved grain yield by 25% on salty soils.
Mar 11, 2012 |
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Researchers find genes that help frogs resist fungus
(PhysOrg.com) -- For several decades, the fungal pathogen Batrachochytrium dendrobatidis (Bd) has been decimating frogs, yet some populations and species have been able to resist the fatal disease, called ...
Sep 27, 2011 |
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Endangered horse has ancient origins and high genetic diversity, new study finds
An endangered species of horse -- known as Przewalski's horse -- is much more distantly related to the domestic horse than researchers had previously hypothesized, reports a team of investigators led by Kateryna ...
Sep 07, 2011 |
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NY biologists map strategy to save spruce grouse
Genetic analysis at the state museum confirms what biologists squishing through Adirondack bogs already knew: New York's population of the spruce grouse, a chicken-like bird of the boreal forest, is nearing extinction.
Jul 04, 2011 |
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Fairy wrens: Accountants of the animal kingdom
A puzzling example of altruism in nature has been debunked with researchers showing that purple-crowned fairy wrens are in reality cunningly planning for their own future when they assist in raising other ...
Mar 18, 2011 |
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Children's gut bacteria linked to type 1 diabetes
University of Florida researchers have found that the variety of bacteria in a child’s digestive tract is strongly linked to whether that child develops type 1 diabetes. The connection could eventually give doctors an early ...
Medicine & Health / Medical research
Jul 13, 2010 |
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Jumping Genes Provide Extensive 'Raw Material' for Evolution, Study Finds
(PhysOrg.com) -- Using high-throughput sequencing to map the locations of a common type of jumping gene within a person's entire genome, researchers at the University of Pennsylvania School of Medicine found extensive variation ...
Jun 01, 2010 |
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Marseillevirus, new giant virus discovered
Scientists in France have isolated a new giant virus that lurks inside amoeba and whose gene pool includes genetic material from other species.
Dec 09, 2009 |
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Scandinavians are descended from Stone Age immigrants
(PhysOrg.com) -- Today's Scandinavians are not descended from the people who came to Scandinavia at the conclusion of the last ice age but, apparently, from a population that arrived later, concurrently with the introduction ...
Sep 24, 2009 |
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Researchers study genetic evolution of African dogs
(PhysOrg.com) -- African village dogs are not a mixture of modern breeds but have directly descended from an ancestral pool of indigenous dogs, according to a Cornell-led genetic analysis of hundreds of semi-feral ...
Aug 04, 2009 |
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Researchers study ocean plant cell adaptation in climate change
How will plant cells that live in the oceans and serve as the basic food supply for many of the world's sea creatures react to climate change?
Apr 15, 2009 |
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Isle Royale wolves may go extinct
Isle Royale National Park's gray wolves, one of the world's most closely monitored predator populations, are at their lowest ebb in more than a half-century and could die out within a few years, scientists said Friday.
Mar 16, 2012 |
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Genetic study confirms: First dogs came from East Asia
Researchers at Sweden's KTH Royal Institute of Technology say they have found further proof that the wolf ancestors of today's domesticated dogs can be traced to southern East Asia -- findings that run counter to theories ...
Nov 23, 2011 |
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