Exam 3 Questions And Answers ON Biology 1134

Exam 3 Questions And Answers ON
Biology 1134
-wCORRECTwwANSWER-

adaptivewradiationw-wCORRECTwwANSWER-
thewevolutionwofwseveralwdivergentwformswfromwawprimitivewandwunspecializedwancestor

adventitiouswrootw-wCORRECTwwANSWER-
anywrootwthatwariseswalongwawstemworwinwsomewplacewotherwthanwthewrootwofwthewplant

allopatricwspeciationw-wCORRECTwwANSWER-
speciationwthatwoccurswwhenwbiologicalwpopulationswofwthewsamewspecieswbecomewgeogra
phicallywisolatedwfromweachwotherwtowanwextentwthatwpreventsworwinterfereswwithwgeneticwint
erchange

allopolyploidyw-wCORRECTwwANSWER-
awpolyploidworganismwthatwcontainswthewgenomeswofwtwoworwmorewdifferentwspecies;wusuall
ywinfertilewduewtowthewchromosomeswnotwpairingwcorrectlywinwmeiosiswunlesswtheirwchromos
omeswspontaneouslywdoubledw(autopolyploidy),wresultingwinwawtetraploidwwithwtwowsetswofw
eachwchromosomes

alternatew-wCORRECTwwANSWER-1wleafwperwnode

alternate,wopposite,wwhorledw-wCORRECTwwANSWER-threewtypeswofwleafwarrangements

androeciumw-wCORRECTwwANSWER-thewthirdwwhorl;wconsistswofwthewstamens

annualwplantsw-wCORRECTwwANSWER-
plantswthatwgrow,wflower,wandwformwfruitswandwseedswwithinwonewgrowingwseasonwandwdiew
whenwthewprocesswiswcomplete

anoxygenicw-wCORRECTwwANSWER-photosynthesiswthatwdoeswnotwproducewoxygen

antherw-wCORRECTwwANSWER-inwangiospermwflowers,wthewpollen-
bearingwportionwofwthewstamen

antheridiaw-wCORRECTwwANSWER-multicellularwmalewgametangia

,antheridium;warchegonia;wdiploid;wmitosis;wsporophyte;wmeiosis;wsporesw-
wCORRECTwwANSWER-

inwthewlifewcyclewofwawtypicalwmoss,wthewspermwiswreleasedwfromwanw____,wwhichwswimswwit
hwthewaidwofwflagellawtowthew____wformingwaw____wzygote;wthewzygotewdivideswbyw____wandw
developswintowaw____,wwhichwhaswthewsporangiumwatwitswtip;wsporewmotherwcellswinwthewspo
rangiumwundergow____,wproducingwfourwhaploidw____

anthophytaw-wCORRECTwwANSWER-
seedwplants;wangiosperms;wspermwnotwmotile;wconductedwtoweggwbywawpollenwtube;wseedsw
enclosedwwithinwawfruit;wleaveswgretlywvariedwinwsizewandwform;wherbs,wvines,wshrubs,wtrees

apicalwmeristemw-wCORRECTwwANSWER-
inwvascularwplants,wthewgrowingwpointwatwthewtipwofwthewrootworwstem,welongationwofwcells

apicesw(apex)w-wCORRECTwwANSWER-tipswofwrootswandwshootswwherewgrowthwoccurs

apoplastwroutew-wCORRECTwwANSWER-
inwplantwroots,wthewpathwaywforwmovementwofwwaterwandwmineralswthatwleadswthroughwcellw
wallswandwbetweenwcells;wavoidswmembranewtransport

archegoniaw-wCORRECTwwANSWER-multicellularwfemalewgametangia

autopolyploidyw-wCORRECTwwANSWER-
awpolyploidworganismwthatwcontainswawduplicatedwgenomewofwthewsamewspecies;wmaywresu
ltwfromwawmeioticwerror;wthesewtetraploidwindividualswcanwself-
fertilizeworwmatewwithwotherwtetraploidwbutwcannotwmatewwithwdiploidworganismswduewtowthew
factwthatwtheywhavewdiploidwgameteswthatwproducewtriploidwoffspring

axilw-wCORRECTwwANSWER-
thewanglewbetweenwawleaf'swpetiolewandwthewstemwtowwhichwitwiswattached

axillarywbudw-wCORRECTwwANSWER-
awlateralwshootwapexwthatwallowswthewplantwtowbranchworwreplacewthewmainwshootwifwitwisweat
enwbywanwherbivore

aztecwtobaccow-wCORRECTwwANSWER-
verywstrongwrainforestwspecieswofwtobacco;wpesticidewproductionwfromwhighwnicotinewconte
nt;wsomewusewbywshamanswinwsouthwamericawviawinhalingwfumes,wsmoking,worwenemas;win
expensive,wintensewtobaccowhighwinwvietnam

beforew-wCORRECTwwANSWER-stemswevolvedw(before/after)wroots

behavioralwisolationw-wCORRECTwwANSWER-
prezygoticwisolatingwmechanism;wspecieswdifferwinwtheirwmatingwrituals

, belladonna,wdeadlywnightshadew-wCORRECTwwANSWER-
nativewtoweurope,wnorthwafrica,wwesternwasia,wnorthwamerica;wfoliagewandwberrieswtoxic;wbel
lawdonnawmeanswprettywladywduewtoweffectwofwdilatingwpupils;wromanwpoisonwofwchoice;wcau
seswwildwdeleriumwandwhallucinations

biennialwplantsw-wCORRECTwwANSWER-
plantswthatwhavewlifecycleswthatwtakewtwowyearswtowcomplete

biologicalwspecieswconceptw-wCORRECTwwANSWER-
thewconceptwthatwdefineswspecieswaswgroupswofwpopulationswthatwhavewthewpotentialwtowinte
rbreedwandwthatwarewreproductivelywisolatedwfromwotherwgroups

bladew-wCORRECTwwANSWER-
thewbroad,wexpandedwpartwofwawleaf;walsowcalledwthewlamina

bryophytesw-wCORRECTwwANSWER-
closestwlivingwdescendantswofwthewfirstwlandwplants;walsowcalledwnontracheophyteswbecaus
ewtheywlackwtacheids;wdominantwgametophytewgeneration;wnonvascular

bulbsw-wCORRECTwwANSWER-
swollenwundergroundwstemswthatwarewreallywlargewbudswwithwadventitiouswrootswatwthewbas
e

C3wphotosynthesisw-wCORRECTwwANSWER-
thewmainwcyclewofwthewdarkwreactionswofwphotosynthesis,winwwhichwCO2wbindswtowribulosew
1,w5-biphosphatew(RuBP)wtowformwtwow3-
carbonwphosphoglyceratew(PGA)wmoleculesw(akawthewcalvinwcycle)

C3wplantsw-wCORRECTwwANSWER-
plantswthatwonlywusewC3wphotosynthesisw(thewcalvinwcycle);wallwreactionswoccurwinwmesoph
yllwcellswusingwCO2wthatwdiffuseswinwthroughwstomata

C4wplantsw-wCORRECTwwANSWER-plantswthatwincorporatewCO2wintowaw4-
carbonwmoleculewinwmesophyllwcells;wthiswiswconcertedwbackwintowCO2wmalatewandwpyruvat
e,wcreatingwawhighwlevelwofwCO2wthatwiswthenwusedwbywrubiscowinwthewcalvinwcycle;wthiswkeep
swthewCO2wlevelwhighwrelativewtowO2;wthewcapturewofwCO2woccurswinwonewcellwandwthewdeca
rboxlyationwoccurswinwanwadjacentwcell;wadvantageouswinwhot,wdrywclimates

C4;wC3w-wCORRECTwwANSWER-
CAMwplantswusewthew____wpathwaywatwnightwandwthew____wpathwaywduringwthewday

calvinwcyclew-wCORRECTwwANSWER-
thewdarkwreactionswofwC3wphotosynthesis;wafterwCO2wiswconvertedwintoworganicwcarbon,wth
ewCO2wbindswtowribulosew1,w5-biphosphatew(RuBP)wtowformwtwow3-
carbonwPGAwmoleculeswwhichwiswthenwreducedwtowformwtwow3-