One small mammal is experiencing a triumphant return to its long-ago spot on the tree of life. Scientists have elevated a subspecies of giant sengi, or elephant-shrew, to full species status. Aided by genetic information ...
Plants & Animals
Aug 2, 2017
0
48
Up until now, scientists had only recognized a single species of giraffe made up of several subspecies. But, according to the most inclusive genetic analysis of giraffe relationships to date, giraffes actually aren't one ...
Plants & Animals
Sep 8, 2016
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1462
Aphids are tiny bugs that live in large colonies and suck sap from plants, producing a sugar-rich substance called honeydew, which is then eaten by ants. Ants, in turn, protect aphids - in a mutually beneficial relationship ...
Plants & Animals
Sep 7, 2016
0
10
It took nearly a half trillion tries before researchers at The University of Texas at Austin witnessed a rare event and perhaps solved an evolutionary puzzle about how introns, non-coding sequences of DNA located within genes, ...
Biotechnology
May 23, 2016
6
776
When the algal ancestor of modern land plants first succeeded in making the transition from aquatic environments to an inhospitable shore 450 million years ago, it changed the world by dramatically altering climate and setting ...
Biotechnology
Oct 5, 2015
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783
Reconstructing relationships among plant species is critical for a better understanding of fundamental aspects of plant biology, such as genome evolution, speciation, pollination biology, and many other areas.
Biotechnology
Jan 12, 2015
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29
Simple sequence repeats, abbreviated SSRs and frequently referred to as microsatellites, are highly variable sections of the genome. 'Sequence repeat' refers to the fact that a nucleotide motif is repeated. 'Simple,' because ...
Biotechnology
Apr 30, 2014
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0
A common songbird may have acquired genes from fellow migrating birds in order to travel greater distances, according to a University of British Columbia study published this week in the journal Evolution.
Evolution
Sep 20, 2013
7
0
Charles Darwin famously included only one illustration in his book "On the Origin of Species" published in 1859. It was a diagram of how species originate through time in a manner that, on paper, resembles a family tree. ...
Evolution
Aug 29, 2013
0
0
By sequencing the genome of a Bactrian camel, researchers at the Vetmeduni Vienna have made a significant contribution to population genetic research on camels. The study has laid the foundation for future scientific work ...
Biotechnology
May 28, 2013
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0
