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1、 MedqicalGenetics04基因突变的分孙细胞生物学改应cellulareHectsofgenezutationMedqicalGenetics1.GenescanbemutatedinmanywaysThemostcommongenechangeinvolvesasinglebasemismatch-amisspelling-placingthewrongbaseintheDNA.Atothertimes,asinglebasemaybedroppedoradded.AndsometimeslargepiecesofDNAaremistakenlyrepeatedordeleted
2、.MedqicalGeneticsRepetitonMedqicalGeneticsWhenagenecontainsamutation,theproteinencodedbythatgeneislikelytobeabnormal.MedqicalGeneticsDNA-RNA-ProteinEEBnmembraneMedqicalGeneticsAlteredDNA-AlteredProteinEmembraneRibosomeMWedqicalGenetics2.SomaticversusgermlinemutationsGenemutationscanbeeitherinherited
3、fromaparentoracquired.MedqicalGenetics觐Normal!ProgenyMutantPIOgenyN根=MedqicalGeneticsHereditarymutationsarecarriedintheDNAofthereproductivecells.Whenreproductivecellscontainingmutationscombinetoproduceoffspring,themutationwillbeinalloftheoffspringsbodycells.MedqicalGeneticsThefactthateverycellcontainsthegenechangemakesitpossibletousecheekcellsorabloodsampleforgenetesting.
