食品细胞工程智慧树知到答案章节测试2023年浙江大学

第一章测试Thebiotechnologythatcaneffectivelybreaktheboundariesofspecies,directionallytransformthegenetictraitsoforganisms,andbreednewandexcellentvarietiesis().()

A:Geneticengineeringtechnology

B:Tissueculturetechnology

C:Hybridbreedingtechnology

D:Mutagenesisbreedingtechnology

答案:AThegenomerepresentsacellororganism().()

A:Completesetofgeneticinformation

B:Non-transcribedgenes

C:Transcribablegenes

D:Partofgeneticinformation

答案:APlantcellengineeringincludes().()

A:CellFusionTechnology

B:Cellpreservationtechnology

C:Planttissueculture

D:Geneticmodification

答案:BCDMicrobialcellengineeringismainlyusedtoproducevaluabletargetproducts,includingvaccinesandbetterdiseasediagnosistools.（）

A:对

B:错

答案:AVitaminAdeficiencycanleadtonightblindness,whichgraduallyevolvesintodryeye,cornealsofteningandcompleteblindnessinthelaterstage,butitwillnotleadtoanincreaseinadverseconditionsduringpregnancyandlactation.（）

A:错

B:对

答案:A第二章测试()isthemostcommonlyusedmonosaccharideandthemainenergysource.()

A:Glucose

B:Maltose

C:Lactose

D:Fructose

答案:AAdherentcellsneedtobepassagedvia().()

A:Enzymaticdigestionmethod

B:Centrifugation

C:Freezingpreservationmethod

D:Mechanicalseparationmethod

答案:AUSfederallawrequiresresearcherstofollow()principlesinanimalexperiments.()

A:Repeat

B:Replacement

C:Refinement

D:Reduction

答案:BCDCellexperimentscanreplaceanimalexperiments.（）

A:对

B:错

答案:BSuspensioncellsneedtoattachtoasurfaceintheearlystageofcellculture.（）

A:错

B:对

答案:A第三章测试Whichisuniquesubcellularstructureinbacterialcell?（）。

A:Nucleoid

B:Cytoplasm

C:Ribosomes

D:Cellmembrane

答案:AHigh-ThroughputSequencing（）。

A:involvesmultiplesequencingreactionsatonce

B:Alloftheabove

C:allowsthousandsofgenomestobesequenced

D:isalsocalledNext-GenerationSequencing

答案:BThereactionmixtureofPCRincludes()

A:Template

B:Polymerase

C:Primers

D:RNA

答案:ABCThesoluteofdifferentialcentrifugationishomogenoussolute.（）

A:错

B:对

答案:BIt’sbettertoextractDNAbycommercialkitsforallsubsequentexperiments.（）

A:对

B:错

答案:B第四章测试（）referstothatthetwostrainswithlargephenotypicdifferencesweregeneticallyrecombinedbymeansofsexualreproduction,parasexualreproductionandcellfusion,etc.toachievethecombinationofgoodtraitsoftheparentsandobtainnewstrainswithimprovedyieldandquality.

A:Hybridbreeding

B:Naturalbreeding

C:Geneticengineeringbreeding

D:Mutationbreeding

答案:AThedissolvedoxygenofthefermentationsolutioncanbeincreasedby().

A:allabove

B:increasingthepressureofthefermenter

C:fillingthefermentationbrothwithpureoxygen

D:improvingthevolumetricoxygentransfercoefficient

答案:AThefermentationprocesscanbedividedinto()accordingtothefeedingmethod.

A:aerobicfermentation

B:continuousfermentation

C:batchfermentation

D:batchfed-batchfermentation

答案:BCDTheoptimalcombinationofbacteriaforyoghurtproductionisLactobacillusbulgaricusandLactobacillusplantarum.()

A:错

B:对

答案:AMonodequationshowsthatincreasingtheconcentrationoflimitingsubstratecanobviouslyincreasethespecificgrowthrateofcellswhentheconcentrationoflimitingsubstrateishigh.()

A:对

B:错

答案:B第五章测试Intheprocessofdedifferentiationofplantorgans,tissuesandcellsinvitrotoformcallus,whichofthefollowingconditionsisnotnecessary.()

A:Suitablenutrientsandhormones

B:Suitabletemperature

C:Sufficientlight

D:disinfection

答案:CAmongthefollowingfouroptions,()doesnotuseplanttissueculturetechnology.()

A:Insect-resistantcottonplantscultivatedbygeneticengineering

B:Cultivationoftomato-potatohybridplantsbycellengineering

C:Invitrocultureofantherstoobtainhaploidplants

D:Germinatedseedsorseedlingstreatedwithcolchicinetoobtainpolyploidplants

答案:DTheplanthormonesthatinduceplanttissuecultureare().（）

A:Cytokinin

B:Auxin

C:Gibberellin

D:Ethylene

答案:ABDedifferentiationinplanttissuecultureistheprocessthatcallusgrowintoalargenumberofidenticalcells.（）

A:对

B:错

答案:BDedifferentiationandredifferentiationareindispensableforformationofartificialseedsviatissueculture.（）

A:错

B:对

答案:A第六章测试Thefollowingarenotnecessaryconditionsforanimalcellculture()（）.

A:Suitablelightconditions

B:atmospherecontainingO2andCO2

C:Sterile,non-toxicenvironment

D:SuitabletemperatureandpH

答案:AEggcellscanbeused().()

A:toconductinvitrofertilizationandbreedtest-tubeanimals

B:asmonoclonalantibodyforanimalcellfusionprocess

C:toformfertilizedeggsforbreedingtransgenicanimals

D:asnuclearreceptorswhencloninganimalcells

答案:ACDThebasictechnologyofanimalcloningisanimalcellculture.（）

A:错

B:对

答案:BAnimalcellobtai