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FormorethantwodecadesU.S.courtshavebeenlimitingaffirmative-actionprogramsinuniversitiesandotherareas.Thelegalrationaleisthatracialpreferencesareunconstitutionaleventhoseintendedtocompensateforracismorintolerance.Formanycollegesthismeansstudentscanbeadmittedonlyonmeritnotontheirraceorethnicity.IthasbeenadivisiveissueacrosstheU.S.aseducatorsblametheprolongedreactiontoaffirmative-actionfordeclinesinminorityadmissions.MeanwhileactivistscontinuetobattleracepreferencesincourtsfromMichigantoNorthCarolina. Nowchiefexecutivesofabouttwodozencompanieshavedecidedtoplungeheadfirstintothispoliticallyunsettleddebate.Theytogetherwith36universitiesand7non-profitableorganizationsformedaforumthatsetforthanactionplanessentiallydesignedtohelpcollegescircumventcourt-imposedrestrictionsonaffirmativeaction.TheCEOs’motive:"Ouraudienceisgrowingmorediversesothecommunitiesweservebenefitifouremployeesareraciallyandethnicallydiverse"aswellsaysoneCEOofacompanythatownsninetelevisionstations. Amongthestepstheformispushing:findingcreativeyetlegalwaystoboostminorityenrollmentthroughnewadmissionspolicies;promotingadmissionsdecisionsthatlookatmorethantestscores;andencouraginguniversitiestostepuptheirminorityoutreachandfinancialaid.Andtocounteraccusationsbycriticstochallengethesetacticsincourtthegroupsaysitwillgivelegalassistancetocollegessuedfortryingthem."Diversitydiminishedbythecourtmustbemadeupforinotherlegitimatelegalways"saysaforummember. Oneofthemorecontroversialmethodsadvocatedistheso-called10%rule.Theideaisforpublicuniversities--whicheducatethree-quartersofallU.S.undergraduates--toadmitstudentsWhoareinthetop10%oftheirhighschoolgraduatingclass.Doingsoallowscollegestotakeminoritieswhoexcelinaverageurbanschoolseveniftheywouldn’thavemadethecutunderthecurrentstatewiderankingmanyuniversitiesuse. CEOsofbigcompaniesdecidedtohelpcollegesenrollmoreminoritystudentsbecausethey
在我国广义的立法主体包括最高权力机关
从一种类型的成熟细胞或组织转变成另一种细胞或组织这个过程称为
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.14
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.6
人体内属于恒定细胞的有
下列选项中属于稳定细胞的是
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.8
FormorethantwodecadesU.S.courtshavebeenlimitingaffirmative-actionprogramsinuniversitiesandotherareas.Thelegalrationaleisthatracialpreferencesareunconstitutionaleventhoseintendedtocompensateforracismorintolerance.Formanycollegesthismeansstudentscanbeadmittedonlyonmeritnotontheirraceorethnicity.IthasbeenadivisiveissueacrosstheU.S.aseducatorsblametheprolongedreactiontoaffirmative-actionfordeclinesinminorityadmissions.MeanwhileactivistscontinuetobattleracepreferencesincourtsfromMichigantoNorthCarolina. Nowchiefexecutivesofabouttwodozencompanieshavedecidedtoplungeheadfirstintothispoliticallyunsettleddebate.Theytogetherwith36universitiesand7non-profitableorganizationsformedaforumthatsetforthanactionplanessentiallydesignedtohelpcollegescircumventcourt-imposedrestrictionsonaffirmativeaction.TheCEOs’motive:"Ouraudienceisgrowingmorediversesothecommunitiesweservebenefitifouremployeesareraciallyandethnicallydiverse"aswellsaysoneCEOofacompanythatownsninetelevisionstations. Amongthestepstheformispushing:findingcreativeyetlegalwaystoboostminorityenrollmentthroughnewadmissionspolicies;promotingadmissionsdecisionsthatlookatmorethantestscores;andencouraginguniversitiestostepuptheirminorityoutreachandfinancialaid.Andtocounteraccusationsbycriticstochallengethesetacticsincourtthegroupsaysitwillgivelegalassistancetocollegessuedfortryingthem."Diversitydiminishedbythecourtmustbemadeupforinotherlegitimatelegalways"saysaforummember. Oneofthemorecontroversialmethodsadvocatedistheso-called10%rule.Theideaisforpublicuniversities--whicheducatethree-quartersofallU.S.undergraduates--toadmitstudentsWhoareinthetop10%oftheirhighschoolgraduatingclass.Doingsoallowscollegestotakeminoritieswhoexcelinaverageurbanschoolseveniftheywouldn’thavemadethecutunderthecurrentstatewiderankingmanyuniversitiesuse. U.S.courtrestrictionsonaffirmative-actionsignifythat
与化生相关的癌是
"I’venevermetahumanworthcloning"sayscloningexpertMarkWesthusinfromthecrampedconfinesofhislabatTexasA&MUniversity."It’sastupidendeavor.’That’saninterestingchoiceofadjectivecomingfromamanwhohasspentmillionsofdollarstryingtoclonea13-year-olddognamedMissy.Sofarheandhisteamhavenotsucceededthoughtheyhaveclonedtwocalvesandexpecttocloneacatsoon.TheyjustmightsucceedincloningMissylaterthisyear--orperhapsnotforanotherfiveyears.Itseemsthereproductivesystemofman’sbestfriendisoneofthemysteriesofmodemscience. Westhusin’sexperiencewithcloninganimalsleaveshimvexedbyallthistalkofhumancloning.InthreeyearsofworkontheMissyplicityprojectusinghundredsuponhundredsofcanineeggstheA&MteamhasproducedonlyadozenorsoembryoscarryingMissy’sDNA.Nonehavesurvivedthetransfertoasurrogatemother.Thewastageofeggsandthemanyspontaneouslyabortedfetusesmaybeacceptablewhenyou’redealingwithcatsorbullshearguesbutnotwithhumans."Cloningisincrediblyinefficientandalsodangerous"hesays. Evensodogcloningisacommercialopportunitywithaniceresearchpayoff.EversinceDollythesheepwasclonedin1997Westhusin’sphoneatA&MCollegeofVeterinaryMedicinehasbeenringingbusily.CostisnoobstacleforcustomerslikeMissy’smysteriousownerwhowisheshimremainunknowntoprotecthisprivacy.He’sploppeddown$3.7millionsofartofundtheresearchbecausehewantsatwintocarryonMissy’sfinequalitiesaftershedies.Butheknowsherclonemaynothavehertemperament.InastatementofpurposeMissy’sownerandtheA&Mteamsaytheyare"bothlookingforwardtostudyingthewaysthatherclonediffersfromMissy." ThefateofthedogsampleswilldependonWesthusin’swork.Heknowsthatevenifhegetsadogviablypregnanttheoffspringshouldtheysurvivewillfacetheproblemsshownatbirthbyotherclonedanimals:abnormalitieslikeimmaturelungsandheartandweightproblems."Whywouldyoueverwanttoclonehumans"Westhusinasks"whenwe’renotevenclosetogettingitworkedoutinanimalsyet" TheMissyplicityprojectdoesnotseemverysuccessfulprobablybecause
法律的溯及力又称法律的溯及既往的效力
下述哪种细胞属于永久性细胞
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.2
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.20
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.4
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.16
下列哪种新生的细胞是机化时出现的特征性细胞
简述我国法律对自然人效力的一般原则的规定
下列哪种肿瘤与化生有关
"I’venevermetahumanworthcloning"sayscloningexpertMarkWesthusinfromthecrampedconfinesofhislabatTexasA&MUniversity."It’sastupidendeavor.’That’saninterestingchoiceofadjectivecomingfromamanwhohasspentmillionsofdollarstryingtoclonea13-year-olddognamedMissy.Sofarheandhisteamhavenotsucceededthoughtheyhaveclonedtwocalvesandexpecttocloneacatsoon.TheyjustmightsucceedincloningMissylaterthisyear--orperhapsnotforanotherfiveyears.Itseemsthereproductivesystemofman’sbestfriendisoneofthemysteriesofmodemscience. Westhusin’sexperiencewithcloninganimalsleaveshimvexedbyallthistalkofhumancloning.InthreeyearsofworkontheMissyplicityprojectusinghundredsuponhundredsofcanineeggstheA&MteamhasproducedonlyadozenorsoembryoscarryingMissy’sDNA.Nonehavesurvivedthetransfertoasurrogatemother.Thewastageofeggsandthemanyspontaneouslyabortedfetusesmaybeacceptablewhenyou’redealingwithcatsorbullshearguesbutnotwithhumans."Cloningisincrediblyinefficientandalsodangerous"hesays. Evensodogcloningisacommercialopportunitywithaniceresearchpayoff.EversinceDollythesheepwasclonedin1997Westhusin’sphoneatA&MCollegeofVeterinaryMedicinehasbeenringingbusily.CostisnoobstacleforcustomerslikeMissy’smysteriousownerwhowisheshimremainunknowntoprotecthisprivacy.He’sploppeddown$3.7millionsofartofundtheresearchbecausehewantsatwintocarryonMissy’sfinequalitiesaftershedies.Butheknowsherclonemaynothavehertemperament.InastatementofpurposeMissy’sownerandtheA&Mteamsaytheyare"bothlookingforwardtostudyingthewaysthatherclonediffersfromMissy." ThefateofthedogsampleswilldependonWesthusin’swork.Heknowsthatevenifhegetsadogviablypregnanttheoffspringshouldtheysurvivewillfacetheproblemsshownatbirthbyotherclonedanimals:abnormalitieslikeimmaturelungsandheartandweightproblems."Whywouldyoueverwanttoclonehumans"Westhusinasks"whenwe’renotevenclosetogettingitworkedoutinanimalsyet" Wecaninferfromthethirdparagraphthat
下列细胞中再生能力最弱的是
肉芽组织变为瘢痕组织时所见到的变化是
肉芽组织具有如下功能
化生不发生于
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.10
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.18
下列小体中与中间丝蛋白聚集有关的是
ThereisgrowinginterestinEastJapanRailwayCo.oneofthesixcompaniescreatedoutofthe1nationalrailwaysystem.Inanindustrylackingexcitinggrowth2itsplantousereal-estateassetsinandaroundtrainstations3isdrawinginterest. Inaplandubbed"StationRenaissance"thatit4inNovemberJREastsaidthatitwould5usingitscommercialspacesforshopsandrestaurantsextendingthemto6moresuitablefortheinformationage.Itwantstrainstationsaspick-up7forsuchgoodsasbooksflowersandgroceriespurchased8theInternet.Inacountry9urbanitesdependheavilyontrains10commutingabout16millionpeopleadaygotoitstrainstationsanywaythecompany11.Sopickinguppurchasesattrainstationsspare12extratravelandmissedhomedeliveries. JREastalreadyhasbeenusingitsstation13storesforthispurposebutitplanstocreate14spacesforthedeliveryofInternetgoods. Thecompanyalsoplanstointroduce15cards--knowninJapanasICcardsbecausetheyuseintegrated16forholdinginformation--17trainticketsandcommuterpasses18themagneticonesusedtodayintegratingthemintoasinglepass.Thiswillsavethecompanymoneybecause19forICcardsaremuchlessexpensivethanmagneticsystems.IncreaseduseofICcardsshouldalso20thespaceneededforticketvending. Readthefollowingtext.ChoosethebestwordsforeachnumberedblankandmarkABCorDonANSWERSHEET1.12
肉芽组织中包括下列哪些成分
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