BlogArena

General blog about anything and everything of everyday's life.

18. Jun 2019

April 22, 2014
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Cotsen researcher finds evidence of ‘unnatural selection’ in popular Panamanian seafood

Caribbean fighting conch used to be harvested with more meat, but evolved to mature at smaller size Like most residents of Panama’s Isla Colón, UCLA archaeologist Thomas Wake has enjoyed more than a few plates of Caribbean fighting conch in … Continue reading

October 26, 2012
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Analysis of Dinosaur Bone Cells Confirms Ancient Protein Preservation

A team of researchers from North Carolina State University and the Palo Alto Research Center (PARC) has found more evidence for the preservation of ancient dinosaur proteins, including reactivity to antibodies that target specific proteins normally found in bone cells … Continue reading

May 24, 2012
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Not a One-Way Street: Evolution Shapes Environment of Connecticut Lakes

Environmental change is the selective force that preserves adaptive traits in organisms and is a primary driver of evolution. However, it is less well known that evolutionary change in organisms also trigger fundamental changes in the environment. Yale University researchers … Continue reading

February 28, 2012
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Coyotes “Shrank,” Wolves Did Not, After Last Ice Age and Megafaunal Extinctions

*Once large and wolf-like, coyotes ultimately became much smaller* When the last ice age ended more than 10,000 years ago, many large species of mammals went extinct and others underwent changes in appearance. But what caused evolutionary changes to take place … Continue reading

January 11, 2012
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Evolution is Written All Over Your Face

Why are the faces of primates so dramatically different from one another? UCLA biologists working as “evolutionary detectives” studied the faces of 129 adult male primates from Central and South America, and they offer some answers in research published today, … Continue reading

February 24, 2011
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Pollution Triggers Genetic Resistance Mechanism in a Coastal Fish

For 30 years, two General Electric facilities released about 1.3 million pounds of polychlorinated biphenyls (PCBs) into New York’s Hudson River, devastating and contaminating fish populations. Some 50 years later, one type of fish—the Atlantic tomcod—has not only survived but … Continue reading