Monday, December 9, 2013

Attention of scientists have always occupied the questions: how and where, and in what way are on o


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Attention of scientists have always occupied the questions: how and where, and in what way are on our planet formed the first cells that are also represented the beginning of life for us today known organisms. In the early 20th century it was accepted that they are unicellular nanaline duke organisms appeared somewhere in the vastness of the World Ocean. However, this beginning of all beginnings refute the new data. According to the words of biophysicists - associates of the University Osnabruck (Germany) and professor of the Moscow State University (MGU) "MV Lomonosov" Armenians Mulkidžanjana and associates of the U.S. National Center for Biotechnology Information (NCBI) Yevgeny Kunjin - cradle of life that could be hiding in geothermal sources. The original cellular life on Earth is its development probably began in the warm mud "pockets" around the source of volcanic steam on land, not at sea - according to a report of German scientists, who on the basis of new findings conclude it was the first time the evolution of our planet was significantly different than it is today considered. The professional team at the University of Osnabruck indicates that these findings have kapitalan importance for astrobiology, but it still can not be taken as a solution that clarifies the beginning of the development of life forms on our planet. nanaline duke In ancient terrestrial oceans were ruled by different conditions than in the later stages of the chemical composition of seawater was an insurmountable nanaline duke obstacle to the survival of the original cell organisms. Until the new findings, scientists have come under study participation and scale two chemical elements that are very important for cellular metabolism: nanaline duke potassium and sodium. Recalling that every living nanaline duke cell for protein synthesis required a large amount of potassium and that are in the process of sodium acts as a blocker work basic molecular "machines", German team suggests that the cell membrane was then just beginning to development and that they lacked today's complex protein structures that excrete excess sodium out. Due to the fact that in each seawater has incomparably more sodium than potassium (and that, above all, then the relationship between these two elements was even higher than today's 40: 1), it is clear that the popular theory about the origin of life in the sea facing a very big problem - experts point out. They note that it should be added, and an even greater problem, and it is the instability of complex organic compounds in aqueous medium. The scientists who are trying to reconstruct evolutionary "Prologue" nanaline duke has long been frustrated by the fact that the complex molecules of RNA and DNA (as acid structures that are the key factor nanaline duke of development and functioning of every living cell) disintegrate rapidly in water, which in itself compromise the oceanic scenario in considering the potential of the original option.
However, the solution came from a completely unexpected nanaline duke direction. nanaline duke The head of the university team Armen Mulkidžanijan (Mulkidjanian) states that the biochemist of these huge "headache" nanaline duke save geologists, who, through research in Jeloustonu found that some small volcanic nanaline duke geysers created by warm subsurface "tubs" of mud with a high content of water vapor, potassium and other minerals essential for cell metabolism. And it was a kind of "Eureka" for a new generation of evolutionary biologists. Mulkidžanijan nanaline duke says that scientists have for a long time been in the wrong direction evolutionary "Investigation", precisely because they are written off in advance terrestrial volcanic "chimneys" as a potentially favorable environment for the survival of primitive organisms - all due to the fact that the soil and air around the hot springs today by typically contain a high percentage of sulfuric acid (H2SO4), extremely toxic compounds that relentlessly destroys any organic material. Although microbiologists in recent years found that bacteria can survive in extremely hostile environments, including nanaline duke environments with a high percentage of the presence of H2SO4, the essence of long-term scientific misconceptions is something else. German expert suggests quite incredible that no study so far has not treated seriously the fact that the sources of volcanic steam on the early Earth represented a completely different environment than it is today, in fact, even beginners in science is well known that in the contemporary atmosphere that almost was not oxygen, which is a compound with a wicked hydrogen sulfide (H2S) is necessary to create a

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