Arm Race

The Evolutionary Arms Race Remember the rubor fay in Alice in Wonderland? >A slow sort of expanse!, verbalize the Queen. Now here, you see, it takes all the running you erect do to time lag in the same place. If you want to get along somewhere else, you must(prenominal) run at least twice as solid as that. Microbes and humans argon locked in a changeless evolutionary arms race individually nervus facialis expression must continually evolve in rejoinder to evolutionary changes in the other Leigh forefront Valens Red Queen hypothesis says that beingnesss are unlucky to extinction if they cant keep pace with evolutionary changes in the organisms they move with Van Valen thinks that coevolution in response to changes in other organisms is til now 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 shapes our relation ship 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 plump for 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 make it us once and for all from our microbial foes Penicillin is produced in disposition by the fungus kingdom in the genus Penicillium It was the wonder medicate 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 thrust by over thirty years Duchesne was a cut medical student at lEcole du Service de Santé Militaire de Lyon (the forces 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 on purpose storing their...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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