最新整理雅思写作高分范文赏析Animal Testing.docx

最新整理雅思写作高分范文赏析Animal Testing.docx

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最新整理雅思写作高分范文赏析AnimalTesting

雅思写作高分范文赏析：

AnimalTesting

AnimalTesting

PleaseReadThisWarningBeforeYouUseThisEssayforAnything（ItMight

SaveYourLife）AnimalTestingUsinganimalsfortestingiswrongandshouldbe

banned.Theyhaverightsjustaswedo.Twenty-fourhoursadayhumansareusing

defenselessanimalsforcruelandmostoftenuselesstests.Theanimalshaveno

wayoffightingback.Thisiswhythereshouldbenewlawstoprotectthem.

Theselegislationsalsoneedtobeenforcedmoreregularly.Toomanycriminals

getawaywithmurder.Althoughmostlabsarerunbyprivatecompanies,often

experimentsareconductedbypublicorganizations.TheUSgovernment,Armyand

Airforceinparticular,hasdesignedandcarriedoutmanyanimalexperiments.

Thepurposedexperimentswereengineeredsothatmanyanimalswouldsufferand

diewithoutanycertaintythatthissufferinganddeathwouldsaveasingle

life,orbenefithumansinanywayatall;butthesamecanbesaidfortensof

thousandsofotherexperimentsperformedintheUSeachyear.Limitingitto

justexperimentsdoneonbeagles,thefollowingmightsockmostpeople:

For

instance,attheLovelaceFoundatiommission.InthisexperimentTwenty-fiveofthedogs

eventuallydied.Oneofthedeathsoccurredduringanepilepticseizure;another

fromabrainhemorrhage.Otherdogs,beforedeath,becamefeverishandanemic,

losttheirappetites,andhadhemorrhages.Theexperimentersintheirpublished

report,comparedtheirresultswiththatofotherexperimentsconductedatthe

UniversityofUtahandtheArgonneNationalLaboratoryinwhichbeagleswere

injectncethandogsforcedtoinhaleit.Also,attheUniversityofRochester

SchoolOfMedicineagroupofexperimentersputfiftybeaglesinwoodenboxes

andirradiatedthemwithdifferentlevelsofradiationbyx-rays.Twenty-oneof

thedogsdiedwithinthefirsttwoweeks.Theexperimentersdeterminedthedose

atwhichfiftypercentoftheanimalswilldiewithninety-fivepercent

confidence.Theirritateddogsvomited,haddiarrhea,andlosttheirappetites.

Later,theyhemorrhagedfromthemouth,nose,andeyes.Intheirreport,the

experimenterscomparedtheirexperimenttoothersofthesamenaturethateach

usedaroundsevenhundreddogs.Theexperimenterssaidthattheinjurienvolutions.

Dogsinconvultionsbreathedasrapidlyastwohundredtimesaminutebefore

theypassedoutfromlackofoxygen.Uponrecoveryfromanepisodeof

convulsionsandcollapse,thedogswereuncoordinated,apparentlyblind,andany

stimulussuchasdroppingafeedingpan,squirtingwater,ortouchingthe

animalsinitiatedanotherconvulsion.Afterfurtherexperimentationonan

additionaltwentybeagles,theexperimentersconcludedthatmassivedailydoses

ofMethoxychlorproducedifferenteffectsindogsfromthoseproducedinpigs.

ThesethreeexamplesshouldbeenoughtoshowthattheAirforcebeagle

experimentswereinnowayexceptional.Notethatalloftheseexetheanimals

extremelysick.Also,theseexperimentsarepartsofseriesofsimilar

experiments,repeatedwithonlyminorvariations,thatarebeingcarriedoutall

overthecountry.TheseexperimentsDoNotsavehumanlivesorimprovethemin

anyway.ItwasalreadyknownthatStrontium90isunhealthybeforethebeagles

died;andtheexperimenterswhopoisoneddogsandpigswithMethoxychlorknew

beforehandthatthelargeamountstheywerefeedingtheanimals（amountsno

humancouldeverconsume）wouldcausedamage.Inanycase,asthediffering

resultstheyobtainedonpigsanddogsmakeitclear,itisnotpossibleto

reachanyfirmconclusionabouttheeffectsofasubstanceonhumansfromtests

onotherspecies.Thepracticeofexperimentingonnon-humananimalsasit

existstodaythroughouttheworldrevealsthebrutalconsequencesofspeciesism

（Singer29）.Inthiscountryeveryoneissupposedtobeequal,butapparently

somepeoplejustdonhavetoobeythelaw.Thatis,inNewYorkandsomeother

states,licensedlaboratoriesareimmunefromordinaryanticrueltylaws,and

theseplacesareoftenownedbystatesorhouseholdproductsbetestedonanimals.

Nevertheless,bysix‌clockthisevening,hundredsofanimalswillhavetheir

eyes,skin,orgastrointestinalsystemsunnecessarilyburnedordestroyed.Many

animalswillsufferandpleofthehorrifyingteststheyuse,namely,theDrazie

Test.TheDrazietestisperformedalmostexclusivelyonalbinorabbits.They

arepreferredbecausetheyaredocile,cheap,andtheireyesdonotshedtears

（sochemicalsplacedinthemdonotwashout）.Theyarealsothetestsubjectof

choicebecausetheireyesareclear,makingiteasiertoobservedestructionof

eyetissue;theircornealmembranesareextremelys