Principles Of Biology II Exam 2
Review Questions With 100%
Correct And Verified Answers
2025
Oneicharacteristiciofilifeiandilivingisystemsiisithatitheyiareia
bleitoiadapt.iInigeneral,icellsiinteractiwithiothericellsiandith
eirienvironmentithroughitheiactioniofitheiri__________.
A.iintracellularielectricalicurrents
B.imicrotubularitracks
C.iplasmaimembraneiandiextracellularimatrix
D.ihormonesi-iCORRECTiANSWERS-
C.iplasmaimembraneiandiextracellularimatrix
Whatiisiaimajoridifferenceibetweenitheiextracellularimatrixi(
ECM)iofiaiplanticellianditheiECMiofianianimalicell?
A.iECMicomponentsiiniplanticellsiareireleasediextracellularl
yibyitheiGolgiistacks,iwhereasilysosomesidoithisiinianimalicel
ls
B.iPlantiECMiisicomposediprimarilyiofiproteins,iwhereasiani
maliECMiisimainlyicarbohydrates
C.iPlantiECMiisiprimarilyicarbohydrateiininature,iwhereasia
nimaliECMiisimainlyiproteins
D.iPlantiandianimaliECMsiareiquiteisimilariinistructureiandif
unctioni-iCORRECTiANSWERS-
C.iPlantiECMiisiprimarilyicarbohydrateiininature,iwhereasia
nimaliECMiisimainlyiproteins
Theicelliwallsiofibacteria,ifungi,iandiplanticellsianditheiextra
cellularimatrixiofianimalicellsiareialliexternalitoitheiplasmai
membrane.iWhichiofitheifollowingiisiaicharacteristicicommo
nitoiallitheseiextracellularistructures?
A.iTheyiareiconstructediofipolymersithatiareisynthesizediinit
heicytoplasmiandithenitransportedioutiofitheicell
B.iTheyiareicomposediofiaimixtureiofilipidsiandinucleotides
vendarsol
, C.iTheyimustiprovideiairigidistructureithatimaintainsianiappr
opriateiratioioricellisurfaceiareaitoivolumei
D.iTheyimustipermitiinformationitransferibetweenitheicell'si
cytoplasmianditheinucleus
E.iTheyimustiblockiwateriandismallimoleculesitoiregulateithe
iexchangeiofimatteriandienergyiwithitheirienvironmenti-
iCORRECTiANSWERS-
A.iTheyiareiconstructediofipolymersithatiareisynthesizediinit
heicytoplasmiandithenitransportedioutiofitheicell
Signalsifromitheiextracellularimatrixitoitheicytoskeletonima
yibeitransmittedibyi________.i
A.iproteoglycans
B.ifibronectin
C.iintegrins
D.icollageni-iCORRECTiANSWERS-C.iintegrins
Whichiofitheifollowingiwouldiyouinotifindiiniaiplanticell?
A.ilignin
B.ipolysaccharides
C.icollagen
D.ipectini-iCORRECTiANSWERS-C.icollagen
Theisurfaceiareaiofiaiplant'sirootisystemiisisubstantiallyilarg
erithanitheisurfaceiareaiofiitsishootisystem.iTheiextensiveisu
rfaceiareasiofirootsiisianiadaptationiassociatediwithi_________
_.i
A.itheifactithatirootsiabsorbimaterialsiwhileishootsidoinot
B.icontactiwithisoiliparticlesiforimineralsiandiwateriabsorpti
on
C.itheistorageiofinutrientsiwithinitheirootisystem
D.itheiinternalistructureiofitheivascularitissueiiniroots
E.itheireleaseioficarbonidioxideigeneratedibyiphotosynthesisi
-iCORRECTiANSWERS-
B.icontactiwithisoiliparticlesiforimineraliandiwateriabsorptio
n
Howiwouldiyouiexpectitheirootisystemiofiaiplantigrownibyihy
droponicsitoicompareitoitheirootisystemiofiaiplantigrowniinip
vendarsol
Review Questions With 100%
Correct And Verified Answers
2025
Oneicharacteristiciofilifeiandilivingisystemsiisithatitheyiareia
bleitoiadapt.iInigeneral,icellsiinteractiwithiothericellsiandith
eirienvironmentithroughitheiactioniofitheiri__________.
A.iintracellularielectricalicurrents
B.imicrotubularitracks
C.iplasmaimembraneiandiextracellularimatrix
D.ihormonesi-iCORRECTiANSWERS-
C.iplasmaimembraneiandiextracellularimatrix
Whatiisiaimajoridifferenceibetweenitheiextracellularimatrixi(
ECM)iofiaiplanticellianditheiECMiofianianimalicell?
A.iECMicomponentsiiniplanticellsiareireleasediextracellularl
yibyitheiGolgiistacks,iwhereasilysosomesidoithisiinianimalicel
ls
B.iPlantiECMiisicomposediprimarilyiofiproteins,iwhereasiani
maliECMiisimainlyicarbohydrates
C.iPlantiECMiisiprimarilyicarbohydrateiininature,iwhereasia
nimaliECMiisimainlyiproteins
D.iPlantiandianimaliECMsiareiquiteisimilariinistructureiandif
unctioni-iCORRECTiANSWERS-
C.iPlantiECMiisiprimarilyicarbohydrateiininature,iwhereasia
nimaliECMiisimainlyiproteins
Theicelliwallsiofibacteria,ifungi,iandiplanticellsianditheiextra
cellularimatrixiofianimalicellsiareialliexternalitoitheiplasmai
membrane.iWhichiofitheifollowingiisiaicharacteristicicommo
nitoiallitheseiextracellularistructures?
A.iTheyiareiconstructediofipolymersithatiareisynthesizediinit
heicytoplasmiandithenitransportedioutiofitheicell
B.iTheyiareicomposediofiaimixtureiofilipidsiandinucleotides
vendarsol
, C.iTheyimustiprovideiairigidistructureithatimaintainsianiappr
opriateiratioioricellisurfaceiareaitoivolumei
D.iTheyimustipermitiinformationitransferibetweenitheicell'si
cytoplasmianditheinucleus
E.iTheyimustiblockiwateriandismallimoleculesitoiregulateithe
iexchangeiofimatteriandienergyiwithitheirienvironmenti-
iCORRECTiANSWERS-
A.iTheyiareiconstructediofipolymersithatiareisynthesizediinit
heicytoplasmiandithenitransportedioutiofitheicell
Signalsifromitheiextracellularimatrixitoitheicytoskeletonima
yibeitransmittedibyi________.i
A.iproteoglycans
B.ifibronectin
C.iintegrins
D.icollageni-iCORRECTiANSWERS-C.iintegrins
Whichiofitheifollowingiwouldiyouinotifindiiniaiplanticell?
A.ilignin
B.ipolysaccharides
C.icollagen
D.ipectini-iCORRECTiANSWERS-C.icollagen
Theisurfaceiareaiofiaiplant'sirootisystemiisisubstantiallyilarg
erithanitheisurfaceiareaiofiitsishootisystem.iTheiextensiveisu
rfaceiareasiofirootsiisianiadaptationiassociatediwithi_________
_.i
A.itheifactithatirootsiabsorbimaterialsiwhileishootsidoinot
B.icontactiwithisoiliparticlesiforimineralsiandiwateriabsorpti
on
C.itheistorageiofinutrientsiwithinitheirootisystem
D.itheiinternalistructureiofitheivascularitissueiiniroots
E.itheireleaseioficarbonidioxideigeneratedibyiphotosynthesisi
-iCORRECTiANSWERS-
B.icontactiwithisoiliparticlesiforimineraliandiwateriabsorptio
n
Howiwouldiyouiexpectitheirootisystemiofiaiplantigrownibyihy
droponicsitoicompareitoitheirootisystemiofiaiplantigrowniinip
vendarsol
