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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Scientists have long believed that lobster-like crustaceans first appeared on planet Earth about 360 million years ago. But FIU marine scientist Heather Bracken-Grissom contends the ancestor of our favorite mealtime decapod ...
Evolution
Feb 26, 2014
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Researchers at SF State have clarified part of the family tree of sea creatures called skates, shedding light on the evolution of a novel reproductive strategy in two skate species. Their study was published in the journal ...
Plants & Animals
Feb 26, 2014
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When monkeys landed in South America 37 or more million years ago, the long-isolated continent already teemed with a menagerie of 30-foot snakes, giant armadillos and strange, hoofed mammals. Over time, the monkeys forged ...
Plants & Animals
Jan 3, 2014
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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
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New Zealand's unique biodiversity has been strengthened with the identification of a new endemic songbird family—the family Mohouidae—which includes the endangered Yellowhead, the Whitehead and the Brown Creeper.
Plants & Animals
Aug 30, 2013
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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
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New Ohio University research suggests that the rise of an early phase of the Appalachian Mountains and cooling oceans allowed invasive species to upset the North American ecosystem 450 million years ago.
Earth Sciences
Aug 21, 2013
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New research out of Queen's University indicates that women are changing their views on bearing children.
Social Sciences
Aug 15, 2013
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(Phys.org) —Even as the dinosaurs were becoming extinct 66 million years ago, the ancient ancestor of spiny-rayed fishes flourished, eventually giving rise to tens of thousands of species that can now be found in home aquariums ...
Plants & Animals
Jul 17, 2013
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