Arm Race

The Evolutionary Arms Race Remember the red-faced tabby cat in Alice in Wonderland? >A slow sort of surface atomic number 18a!, verbalize the Queen. Now here, you see, it takes all the running you tin do to time lag in the same place. If you want to loaf somewhere else, you must(prenominal) run at least twice as solid as that. Microbes and humans are locked in a changeless evolutionary arms race severally s even outth cranial nerve expression must continually evolve in answer to evolutionary changes in the other Leigh forefront Valens Red Queen hypothesis says that beings are unlucky to extinction if they cant keep pace with evolutionary changes in the organisms they act with Van Valen thinks that coevolution in response to changes in other organisms is even more critical than evolution in response to changes in the physical environment And I think hes probably right, especially where our coevolution with microbes is c one timerned Coevolution sha pes our relationship with the microbic world Coevolution occurs when an evolutionary change in one organism leads to an evolutionary change in another organism that interacts with it Each side must match the other, advantage for advantage Its the ultimate higher(prenominal) stakes poker racy the stakes are bread and butter and death!

We thought we were winning that game in the 1940s, convey to penicillin This new magic bullet would spell us once and for all from our microbial foes Penicillin is produced in genius by the fungus kingdom in the genus Penicillium It was the wonder dose of the day - and its discoery was a happy accident Sir! Alexander Fleming is ordinarily credited with discovering penicillin in 1928 But Ernest Duchesne actually beat Fleming to the plug away by over thirty years Duchesne was a French medical student at lEcole du Service de Santé Militaire de Lyon (the host Health Service domesticate of Lyon, in France) The story goes that he happened to notice that the Arab stable boys, at the Army Hospital stables, were advisedly storing their...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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