新视野视听说第四册quiz8答案.docx

文档介绍：新视野视听说第四册quiz8答案Unit8PartIScriptDirections:Listentotheshortdialogs,,.(Listentotheaudiorecordingforthequestion.).'(Listentotheaudiorecordingforthequestion.)•.(Listentotheaudiorecordingforthequestion.).(Listentotheaudiorecordingforthequestion.)'.(Listentotheaudiorecordingforthequestion.) ,• ScriptDirections:,,fillintheblanksnumberedfrom(1)to(7) numberedfrom(8)to(10),writedowneithertheexact ,(1)丨 (2)edividedordifferentiated( 分化).ScientistsknowthatIcentralturninggenesonandoffis(3)I ,suchascancerandbirthdefects,aredueto(4) celldivisionanddifferentiation. icandmolecularhowcontrolsoftheseprocessesmayyieldinformationabout (5) suchdiseases(9)thisariseandsuggestnewstrategies barrier(6)useandmostusesofstemcellsisthatscientistsdonotyetfullyunderstandsignalsthe(7) thatturnspecificgenesonandofftoinflueneethedifferentiationofthes