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BIL 150 MALLERY EXAM 4 QUESTIONS WITH COMPLETE ANSWERS.
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BIL 150 MALLERY EXAM 4 QUESTIONS WITH COMPLETE ANSWERS.
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BIL 150 MALLERY EXAM 4 QUESTIONSWITH COMPLETE ANSWERS
TEST xx4 xx- xxAnswer xxTEST xx4
a xxnew xxdrug, xxSerostat, xxblocks xxthe xxformation xxof xxMPF xx(mitotic xxpromoting
xxfactor) xxin xxcultured xxHeLa xxcells. xxwhich xxof xxthe xxfollowing xxaspects xxof xxthe
xxreproduction xxof xxcells xxwould xxmost xxlikely xxbe xxdisrupted xxby xxSerostat? xx-
xxAnswer xxphosphorylation xxof xxproteins xxinitiating xxmitosis
a xxparticular xxcell xxhas xxtwice xxthe xxamount xxof xxDNA xxas xxthat xxin xxthe xxdiploid
xxamount xxfor xxthis xxspecies. xxThis xxparticular xxcell xxis xxmost xxlikely? xx- xxAnswer xxin
xxG2 xxinterphase
the xxdecrease xxin xxthe xxamount xxof xxMPF xxactivity xxat xxthe xxend xxof xxmitosis xxis
xxdue xxto? xx- xxAnswer xxthe xxdegradation xxof xxcyclin
which xxof xxthe xxfollowing xxstatements xxis xxmost xxaccurate xxconcerning xxthe xxprotein
xxcyclin? xx- xxAnswer xxit xxbinds xxwith xxa xxCDK xx(cyclin xxdependent xxkinase) xxforming
xxactive xxMPF xx(mitotic xxpromoting xxfactor)
what xxstage xxof xxmitosis xxis xxdepicted xxby xxthe xxfigure xx"C"? xx- xxAnswer xxmetaphase
meiosis xxII xxis xxsimilar xxto xxmitosis xxin xxthat? xx- xxAnswer xxsister xxchromatids
xxseparate
when xxhomologous xxchromosome xxpairs xxduring xxmeiosis xxand xxallow xxcrossover,
xxwhich xxof xxthe xxfollowing xxis xxlikely xxto xxoccur? xx- xxAnswer xxtwo xxnon-sister
xxchromatids xxexchange xxchromatid xxpieces
independent xxassortment xxof xxchromosomes xxresults xxin xxthe xxprogeny xxall xxhaving
xxan xxidentical xxcombination xxof xxgenetic xxtraits xxin xxeach xxof xxthe xxprogeny xxcells. xx-
xxAnswer xxfalse
sexual xxcell xxreproduction xxmay xxbe xxadvantageous xxevolutionarily xxbecause? xx-
xxAnswer xxit xxcan xxprovide xxgenetic xxvariability xxin xxheterogenous xxenvironments
, Phenylketonuria xx(PKU) xxis xxa xxrecessive xxhuman xxdisorder xxin xxwhich xxan
xxindividual xxcannot xxappropriately xxmetabolize xxthe xxessential xxamino xxacid xxPHE
xx(phenylalanine). xxThus xxan xxefficient xxand xxeffective xxtreatment xxfor xxPKU xxturns
xxout xxto xxbe xxwhich xxof xxthe xxfollowing? xx- xxAnswer xxregulating xxthe xxdiet xxof xxthe
xxaffected xxpersons xxto xxseverely xxlimit xxthe xxuptake xxof xxPHE
an xxobstetrician xxknows xxthat xxone xxof xxher xxpatients xxis xxa xxpregnant xxwoman,
xxwhose xxfetus xxis xxat xxrisk xxfor xxa xxserious xxgenetic xxdisorder xxthat xxis xxdetectable
xxbiochemically xxin xxfetal xxcells. xxThe xxobstetrician xxwould xxmost xxreasonably xxoffer
xxwhich xxof xxthe xxfollowing xxprocedures xxto xxher xxpatient? xx- xxAnswer xxamniocentesis
many xxgenes xxhave xxmore xxthan xxjust xxtwo xxdiffering xxalleles. xxWhich xxof xxthe
xxfollowing xxstatements xxis xxtrue xxof xxalleles? xx- xxAnswer xxan xxindividual xxwill
xxcontain xxonly xxtwo xxof xxall xxthe xxpossible xxalleles xxfor xxa xxgene
in xxcorn xxplants, xxtall xxis xxdominant xxto xxshort. xxIf xxa xxheterozygous xxcorn xxplant xxis
xxcrossed xxwith xxa xxhomozygous xxtall xxplant, xxwhat xxis xxthe xxprobability xxthat xxthe
xxoffspring xxwill xxbe xxshort? xx- xxAnswer xx0%
the xxfact xxthat xxall xxseven xxof xxthe xxpea xxplant xxtraits xxstudied xxby xxMendel xxobeyed
xxthe xxprinciple xxof xxIndependent xxAssortment xxmost xxprobably xxindicated xxwhich xxof
xxthe xxfollowing? xx- xxAnswer xxall xxof xxthe xxgenes xxcontrolling xxthe xxtraits xxbehaved
xxas xxif xxthey xxwere xxon xxdifferent xxchromosomes
which xxof xxthe xxfollowing xxis xxcorrect xxconcerning xxthe xxgenetic xxexperiments
xxconducted xxby xxGregor xxMendel? xx- xxAnswer xxMendel's xxexperimental xxresults
xxapply xxequally xxto xxplants xxand xxanimals xxtoday
"Bowlitis" xxis xxa xxsex-linked xxrecessive xxdisease xxof xxthe xxspecies xxibis xxand xxis
xxfatal, xxbut xxdeath xxoccurs xxonly xxin xxBowl xxyears. xxSebastian xx(the xxHurricane xxibis
xxmale xxmascot) xxis xxnormal xxand xxdoes xxnot xxhave xxthe xxdiease. xxHe xxfalls xxin xxlove
xxwith xxa xxfemale xxibis xxcheerleader, xxwho xxis xxa xxknown xxcarrier xxof xxthe xx"Bowlitis"
xxgene. xxIf xxthey xxmarry xxand xxhave xxa xxsingle xxbaby xxibis, xxwhat xxis xxthe
xxprobability xxthat xxthe xxbaby xxibis xxwill xxhave xxthe xxdisease? xx- xxAnswer xx25%
Captain xxKirk, xxa xxFederation xxFleet xxOfficer, xxmedical xxrecords xxindicate xxthat xxhe
xxhas xx42% xxof xxthe xxbases xxin xxhis xxDNA xxis xxcytosine. xxApproximately xxwhat
xxpercentage xxof xxhis xxDNA xxnucleotides xxshould xxbe xxguanine? xx- xxAnswer xx42%
What xxis xxmeant xxby xxthe xxdescription xx"antiparallel" xxregarding xxthe xxstrands xxthat
xxmake xxup xxDNA? xx- xxAnswer xxthe xx5' xxto xx3' xxdirection xxof xxone xxstrand xxruns
xxcounter xxto xxthe xx5' xxto xx3' xxdirection xxof xxthe xxother xxstrand
in xx1958 xxMeselson xxand xxStahl xxgrew xxe. xxcoli xxbacteria xxin xxa xxmedium xxcontaining
xx"heavy" xxnitrogen xx(15N) xxand xxthen xxtransferred xxthem xxto xxa xxmedium xxcontaining
xx14N xxfor xxtwo xxrounds xxof xxreplication xxin xx14N. xxWhich xxof xxthe xxresults xxin xxthe
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