News tagged with genetic variation
Study shows humans still evolving
(PhysOrg.com) -- A new study published in the Proceedings of the National Academy of Sciences provides evidence of human evolution and rapid genetic changes suggesting that, contrary to modern claims, technological and cu ...
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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Genome sequenced: Orangutan DNA more diverse than human's, remarkably stable through the ages (w/ Video)
Among great apes, orangutans are humans' most distant cousins. These tree dwellers sport a coat of fine reddish hair and have long been endangered in their native habitats in the rainforests of Sumatra and ...
Jan 26, 2011 |
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European neanderthals were on the verge of extinction even before the arrival of modern humans: study
New findings from an international team of researchers show that most neanderthals in Europe died off around 50,000 years ago.
Other Sciences / Archaeology & Fossils
Feb 26, 2012 |
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Shared genes with Neanderthal relatives not unusual
During human evolution our ancestors mated with Neanderthals, but also with other related hominids. In this week's online edition of PNAS (Proceedings of the National Academy of Sciences), researchers from Uppsala Univer ...
Oct 31, 2011 |
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Like humans, amoebae pack a lunch before they travel
(PhysOrg.com) -- Some amoebae do what many people do. Before they travel, they pack a lunch. In results of a study reported today in the journal Nature, evolutionary biologists Joan Strassmann and David Quelle ...
Jan 19, 2011 |
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Sex explains why the fit don't always survive
(PhysOrg.com) -- New research from The Australian National University has shown how genetic variation persists through generations, rather than being bred out in an evolution towards a perfect type.
Nov 22, 2011 |
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New research suggests European Neandertals were almost extinct long before humans showed up
Western Europe has long been held to be the "cradle" of Neandertal evolution since many of the earliest discoveries were from sites in this region. But when Neandertals started disappearing around 30,000 years ...
Other Sciences / Archaeology & Fossils
Mar 26, 2012 |
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A 'giant' step toward explaining differences in height: Scientists map height 'hotspots' in the genome
(PhysOrg.com) -- An international collaboration of more than 200 institutions, led by researchers at Children's Hospital Boston, the Broad Institute, and a half-dozen other institutions in Europe and North ...
Sep 29, 2010 |
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Evolution by mistake
(PhysOrg.com) -- A major driving force of evolution comes from mistakes made by cells and how organisms cope with the consequences, University of Arizona biologists have found. Their discoveries offer lessons ...
Jan 24, 2011 |
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Genetic archaeology finds parts of our genome more closely related to orangutans than chimps
In a study published online today in Genome Research, in coordination with the publication of the orangutan genome sequence, scientists have presented the surprising finding that although orangutans and humans are more d ...
Jan 26, 2011 |
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Believing in the pygmy bunny
Like the Easter Bunny, the Columbia Basin pygmy rabbit of Washington state may soon exist only in our imaginations. None have been seen in the wild since 2004. But a new breeding program is aiming to rebuild ...
Apr 20, 2011 |
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Japanese joins the ranks of sequenced genomes
A Japanese has joined the elite club of humans whose genetic code has been fully sequenced, according to research unveiled on Sunday.
Oct 24, 2010 |
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New study suggests that a propensity for one-night stands, uncommitted sex could be genetic
So, he or she has cheated on you for the umpteenth time and their only excuse is: "I just can't help it." According to researchers at Binghamton University, they may be right. The propensity for infidelity could very well ...
Medicine & Health / Psychology & Psychiatry
Dec 01, 2010 |
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Researchers find extensive RNA editing in human transcriptome
In a new study published online in Nature Biotechnology, researchers from BGI, the world's largest genomics organization, reported the evidence of extensive RNA editing in a human cell line by analysis of RNA-seq data, demons ...
Feb 12, 2012 |
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Genetic variation
Genetic variation, variation in alleles of genes, occurs both within and among populations. Genetic variation is important because it provides the “raw material” for natural selection.
For more information about Genetic variation, read the full article at
Wikipedia.
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