食品細胞工程知到章節(jié)答案智慧樹2023年浙江大學

食品細胞工程知到章節(jié)測試答案智慧樹2023年最新浙江大學第一章測試

Thebiotechnologythatcaneffectivelybreaktheboundariesofspecies,directionallytransformthegenetictraitsoforganisms,andbreednewandexcellentvarietiesis().()

參考答案:

Geneticengineeringtechnology

Thegenomerepresentsacellororganism().()

參考答案:

Completesetofgeneticinformation

Plantcellengineeringincludes().()

參考答案:

Cellpreservationtechnology

;Planttissueculture

;Geneticmodification

Microbialcellengineeringismainlyusedtoproducevaluabletargetproducts,includingvaccinesandbetterdiseasediagnosistools.（）

參考答案:

對

VitaminAdeficiencycanleadtonightblindness,whichgraduallyevolvesintodryeye,cornealsofteningandcompleteblindnessinthelaterstage,butitwillnotleadtoanincreaseinadverseconditionsduringpregnancyandlactation.（）

參考答案:

錯

第二章測試

()isthemostcommonlyusedmonosaccharideandthemainenergysource.()

參考答案:

Glucose

Adherentcellsneedtobepassagedvia().()

參考答案:

Enzymaticdigestionmethod

USfederallawrequiresresearcherstofollow()principlesinanimalexperiments.()

參考答案:

Replacement

;Refinement

;Reduction

Cellexperimentscanreplaceanimalexperiments.（）

參考答案:

錯

Suspensioncellsneedtoattachtoasurfaceintheearlystageofcellculture.（）

參考答案:

錯

第三章測試

Whichisuniquesubcellularstructureinbacterialcell?（）。

參考答案:

Nucleoid

High-ThroughputSequencing（）。

參考答案:

Alloftheabove

ThereactionmixtureofPCRincludes()

參考答案:

Template

;Polymerase

;Primers

Thesoluteofdifferentialcentrifugationishomogenoussolute.（）

參考答案:

對

It'sbettertoextractDNAbycommercialkitsforallsubsequentexperiments.（）

參考答案:

錯

第四章測試

（）referstothatthetwostrainswithlargephenotypicdifferencesweregeneticallyrecombinedbymeansofsexualreproduction,parasexualreproductionandcellfusion,etc.toachievethecombinationofgoodtraitsoftheparentsandobtainnewstrainswithimprovedyieldandquality.

參考答案:

Hybridbreeding

Thedissolvedoxygenofthefermentationsolutioncanbeincreasedby().

參考答案:

allabove

Thefermentationprocesscanbedividedinto()accordingtothefeedingmethod.

參考答案:

continuousfermentation

;batchfermentation

;batchfed-batchfermentation

TheoptimalcombinationofbacteriaforyoghurtproductionisLactobacillusbulgaricusandLactobacillusplantarum.()

參考答案:

錯

Monodequationshowsthatincreasingtheconcentrationoflimitingsubstratecanobviouslyincreasethespecificgrowthrateofcellswhentheconcentrationoflimitingsubstrateishigh.()

參考答案:

錯

第五章測試

Intheprocessofdedifferentiationofplantorgans,tissuesandcellsinvitrotoformcallus,whichofthefollowingconditionsisnotnecessary.()

參考答案:

Sufficientlight

Amongthefollowingfouroptions,()doesnotuseplanttissueculturetechnology.()

參考答案:

Germinatedseedsorseedlingstreatedwithcolchicinetoobtainpolyploidplants

Theplanthormonesthatinduceplanttissuecultureare().（）

參考答案:

Cytokinin

;Auxin

Dedifferentiationinplanttissuecultureistheprocessthatcallusgrowintoalargenumberofidenticalcells.（）

參考答案:

錯

Dedifferentiationandredifferentiationareindispensableforformationofartificialseedsviatissueculture.（）

參考答案:

錯

第六章測試

Thefollowingarenotnecessaryconditionsforanimalcellculture()（）.

參考答案:

Suitablelightconditions

Eggcellscanbeused().()

參考答案:

toconductinvitrofertilizationandbreedtest-tubeanimals

;toformfertilizedeggsforbreedingtransgenicanimals

;asnuclearreceptorswhencloninganimalcells

Thebasictechnologyofanimalcloningisanimalcellculture.（）

參考答案:

對

Animalcellobtainedbycellfusiontechnologycannotposse