Every cell in an organism's body has the same copy of DNA, yet different cells do different things; for example, some function as brain cells, while others form muscle tissue. How can the same DNA make different things happen? ...
Biotechnology
Jul 10, 2013
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New research on one of history's most devastating plagues shows that it spread farther than previously believed, reaching post–Roman Britain, and provides new information about the plague bacteria's evolution during a pandemic ...
Archaeology
Jul 15, 2019
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A team of researchers with members from the University of Oslo and the Norwegian Institute for Cultural Heritage Research has conducted a genetic analysis of the bacteria that causes relapsing fever obtained from 15th century ...
(PhysOrg.com) -- A new Cornell study reports that the gene that gives rice its highly valued fragrance stems from an ancestor of basmati rice and dispels other long-held assumptions about the origins of basmati.
Biotechnology
Sep 2, 2009
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A study by The Genographic Project has found that the majority of all known ethnic Afghans share a unique genetic heritage derived from a common ancestral population that most likely emerged during the Neolithic revolution ...
Biotechnology
Mar 27, 2012
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A team of researchers with members affiliated with several institutions in Japan has learned more about the process involved in the development of natural symbiotic relationships by engineering an artificial one between E. ...
(Phys.org)—Horseshoe crabs, including the iconic Limulus we know today, have existed for more than 450 million years. Over that long history, evolutionary change has particularly affected the nature of their legs.
Archaeology
Sep 11, 2012
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A new analysis of lice genetic diversity suggests that lice came to the Americas twice—once during the first wave of human migration across the Bering Strait, and again during European colonization. Marina Ascunce, currently ...
Evolution
Nov 8, 2023
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(Phys.org)—University of Georgia researchers have employed specially designed nanomaterials to develop a new, label-free DNA detection method that promises to reduce the cost and complexity of common genetic tests.
Biochemistry
Aug 27, 2012
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Dozens of giant tortoises of a species believed extinct for 150 years may still be living at a remote location in the Galapagos Islands, a genetic analysis conducted by Yale University researchers reveals.
Plants & Animals
Jan 9, 2012
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