Tag: "quintessence" at biology news

Penguins waddle but they don't fall down, UH researchers say

...and charming Chilly Willy-waddle, penguins are the quintessence of cute. Small wonder they're featured in Coke commercials, movies like "Madagascar" and "March of the Penguins" and children's toys galore. But one University of Houston professor is looking into a serious side of these ultra-cute creatures. Doz...

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(Date:7/28/2014)... RENO Norwegian explorer Roald Amundsen became the first ... 1911. More than 100 years later, an international team ... Research Institute (DRI) have proven that air pollution from ... 16 ice cores collected from widely spaced locations around ... created the most accurate and precise reconstruction to date ...
(Date:7/27/2014)... nicotine and cotinine, a metabolite of nicotine, can potentially ... smoke. , The carcinogen 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone or NNK is produced ... up in the tobacco smoke. Once inhaled, it is ... activated by a variety of enzymes called Cytochrome P450 ... can partially interfere with the activation of NNK, and ...
(Date:7/27/2014)... wiped them out if it had taken place slightly ... fresh study using up-to-date fossil records and improved analytical ... of the prehistoric creatures, demise, some 66 million years ... years before a 10km-wide asteroid struck what is now ... volcanic activity, changing sea levels and varying temperatures. ...
Breaking Biology News(10 mins):Industrial lead pollution beat explorers to the South Pole by 22 years and persists today 2Industrial lead pollution beat explorers to the South Pole by 22 years and persists today 3Nicotine found to inhibit DNA-strand break caused by a certain carcinogen in smoke 2Dinosaurs fell victim to perfect storm of events, study shows 2
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