2013年7月医学遗传学正考

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1、2013年7月医学遗传学正考Subject:MedicalGeneticsexaminationpaper:ChinaMedicalUniversitySubject:MedicalGeneticsexaminationpapername:ChinaMedicalUniversity,January2014,ChinesemedicinemajorinJuly2013,medicalgeneticsistakingfullmarks:100Radioexamination1.onthebasisofthestu

2、dyofurinaryuricacid,theconceptofcongenitalmetabolicdefectispresented(score:1points)A.MorganB.MendelC.PaulingD.GarrodE.IngramThetransformationfactorstudyof2.()andotherpneumococcalapplicationsshowedthatthegeneticmaterialwasDNA(score:1)A.AveryandMcLeodB.Watsona

3、ndCrickC.JacobandMonodA.KhoranaandHolleyB.ArberandSmith3.normalmaleinterphasenuclei(score:1)A.XwaspositiveforchromatinandpositiveforYchromatinB.XchromatinwaspositiveandYchromatinnegativeC.XwasnegativeinchromatinandpositiveinYchromatinD.Xwasnegativeinchromati

4、nandYnegativeinchromatinE.ormoreisincorrect4.whichofthefollowingstatementsaboutmultigenefamiliesiscorrect(score:1points)?A.belongstohighlyrepetitivesequencesB.belongstoshortinterspersedelementsinmoderatelyrepetitivesequencesC.isusuallyformedbyrepeatedvariati

5、onsofoneancestralgeneD.belongstoshortinterspersedelementsinmoderatelyrepetitivesequencesE.isnotcorrectatall3.whichofthefollowingmutationscancauseaframeshiftmutation(points:1points)?A.conversionandswitchingTheB.isoverC.pointmutationD.deletionE.inserted3nucleo

6、tides6.,thebloodtypeofparentsisAandBrespectively,andthebloodtypewhichisunlikelytoappearinchildrenis(score:1points)TypeA.ATypeB.BTypeC.ABTypeD.0E.ormoreisincorrect7.fromthepointofviewofthetransmissionofpathogenicgenes,thetypicalmodeoftransmissionofXrecessiveg

7、eneticdiseaseis(score:1points)A.maletomaletomaleB.femaletomaletomaleC.femaletofemaletofemaleD.maletomaletofemaleE.femaletomaletofemale7.fragilepartsofthefragileXchromosome(score:1)A.Xq24.3B.Xq25.3C.Xq26.1D.Xq27.3E.Xq29.38.individualswithakaryotypeof47andXXXY

8、,withthenumberofXandYchromatin(score:1points)A.Xchromatin1,Ychromatin1B.Xchromatin2,Ychromatin1C.Xchromatin3,Ychromatin1A.Xchromatin1,Ychromatin0B.Xchromatin2,Ychromatin07.itisgenerallybelievedt