News tagged with genetic selection
Study finds significant skull differences between closely linked groups
In order to accurately identify skulls as male or female, forensic anthropologists need to have a good understanding of how the characteristics of male and female skulls differ between populations. A new study ...
Apr 12, 2012 |
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Smaller genome, greater applications
Bacteria are often the ideal machines in industry. The inputs they require are cheap substances such as amino acids and sugar, and their outputs are valuable products such as bioplastics.
Mar 26, 2012 |
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Castaway lizards provide insight into elusive evolutionary process
A University of Rhode Island biologist who released lizards on tiny uninhabited islands in the Bahamas has shed light on the interaction between evolutionary processes that are seldom observed.
Feb 02, 2012 |
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Resequencing 50 accessions of rice cast new light on molecular breeding
BGI, the world's largest genomics organization, announced that a study on resequencing 50 accessions of cultivated and wild rice was published online today in Nature Biotechnology. The study provides one of the largest genome ...
Dec 11, 2011 |
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When plants go polyploid
(PhysOrg.com) -- Plant lineages with multiple copies of their genetic information face higher extinction rates than their relatives, researchers report in Science magazine.
Sep 13, 2011 |
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Genetic evidence clears Ben Franklin (w/ Video)
The DNA evidence is in, and Ben Franklin didn't do it. Genetic tests on more than 1,000 Chinese tallow trees from the United States and China show the famed U.S. statesman did not import the tallow trees ...
Jul 29, 2011 |
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Modified genetic alphabet: Chemical evolution generates bacterial strain with artificial nucleotide in its genome
(PhysOrg.com) -- Evolution is based on heredity, changes to the genetic material (mutation), and the natural selection of those organisms that are best suited to the given environmental conditions. An international ...
Jul 19, 2011 |
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Canada seeks to breed a better honey bee
Following a massive bee die-off in parts of the world, two Canadian universities on Wednesday launched an effort to breed honey bees resistant to pests and diseases.
Jun 29, 2011 |
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A happy life is a long one for orangutans
New research has shown that happier orang-utans live longer which may shed light on the evolution of happiness in humans.
Jun 29, 2011 |
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Early agricultural piracy informs the domestication of rice
The origins of rice have been cast in a new light by research publishing in the open-access journal PLoS Genetics on June 9, 2011. By reconciling two theories, the authors show that the domestication of rice occurred at lea ...
Jun 09, 2011 |
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Natural selection makes some relatives selfish, others altruistic
(PhysOrg.com) -- Cain and Abel certainly displayed it and the three daughters of King Lear proved the point too - families contain a mixture of the selfish and those who put themselves out to help others.
Mar 02, 2011 |
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Hybrid plants with over-reactive immune system
(PhysOrg.com) -- Individuals from the same species can often be crossed without any trouble. However, genes also have their preferences, and some gene variants are not compatible with those found in other ...
Nov 17, 2010 |
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Recombination hotspot stacks the DNA deck in finding a new diabetes susceptibility gene
The autoimmune disease type 1 diabetes (T1D), also known as juvenile diabetes, is diagnosed in approximately 70,000 children worldwide per year. Genetics is increasingly being recognized as playing a significant role in susceptibility ...
Nov 03, 2010 |
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Genetically altered salmon? It doesn't stop there
(AP) -- We've always played with our food - even before we knew about genes or how to change them.
Sep 22, 2010 |
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Capacity for exercise can be inherited, biologists find
Biologists at the University of California, Riverside have found that voluntary activity, such as daily exercise, is a highly heritable trait that can be passed down genetically to successive generations.
Sep 01, 2010 |
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