News tagged with facilitated variation
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Search results for facilitated variation
Genetic link to heart failure
Dec 15, 2009 |
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A team of researchers, at Washington University School of Medicine, St Louis, has identified a group of 12 genetic variants in the HSPB7 gene that is associated with heart failure in humans.
How the daisy got its spots... and why
Dec 18, 2009 |
4.5 / 5 (2) |
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Dark spots on flower petals are common across many angiosperm plant families and occur on flowers such as some lilies, orchids, and daisies. Much research has been done on the physiological and behavioral ...
Cloning plants from seeds
Dec 15, 2009 |
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(PhysOrg.com) -- Wageningen geneticists (The Netherlands) are developing a method to replicate the parents of a chosen plant. Known as 'reverse breeding', this will have a big impact for the breeding industry.
Studies quantify radiation doses, cancer risks from CT scans
Dec 15, 2009 |
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Doses of radiation from commonly performed computed tomography (CT) scans vary widely, appear higher than generally believed and may contribute to an estimated tens of thousands of future cancer cases, according to two reports ...
Microcephaly genes associated with human brain size
21 hours ago |
3.7 / 5 (3) |
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A group of Norwegian and American researchers have shown that common variations in genes associated with microcephaly - a neuro-developmental disorder in which brain size is dramatically reduced - may explain differences ...
Genetic study clarifies African and African-American ancestry
21 hours ago |
4.9 / 5 (10) |
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People who identify as African-American may be as little as 1 percent West African or as much as 99 percent, just one finding of a large-scale, genome-wide study of African and African-American ancestry released ...
Modern behavior of early humans found half-million years earlier than previously thought
Other Sciences / Archaeology & Fossils
37 minutes ago |
4.5 / 5 (2) |
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Evidence of sophisticated, human behavior has been discovered by Hebrew University of Jerusalem researchers as early as 750,000 years ago - some half a million years earlier than has previously been estimated ...
Psychologist to examine childhood depression
Medicine & Health / Psychology & Psychiatry
Dec 15, 2009 |
4 / 5 (1) |
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Research by Binghamton University psychologist Brandon Gibb could provide new weapons for the fight against childhood depression. Working with colleagues around the country, he hopes to identify the causes of mental-health ...
Digital Quantum Battery Could Boost Energy Density Tenfold
1hour ago |
5 / 5 (6) |
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(PhysOrg.com) -- Physicists theorize that quantum phenomena could provide a major boost to batteries, with the potential to increase energy density up to 10 times that of lithium ion batteries. According to ...
New study links DHA type of omega-3 to better nervous-system function
Medicine & Health / Neuroscience
Dec 16, 2009 |
5 / 5 (1) |
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The omega-3 essential fatty acids commonly found in fatty fish and algae help animals avoid sensory overload, according to research published by the American Psychological Association. The finding connects low omega-3s to ...
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