Bio 1108 Final (Herrick) Questions With
Verified Answers
A nvirus n- nAnswer n- nA nresearcher ncomes nacross na nplant nthat nhas nbeen ninfected nby na npathogen.
nAs na nresult nof nthe ninfection, nthe nplant nhas nundergone na nsystemic nacquired nresistance n(SAR)
nresponse nand nhas nalso ngenerated nseveral nsiRNAs. nBased non nthis nresponse, nwhat ntype nof
npathogen nmost nlikely ninfected nthe nplant?
Monarch ncaterpillars nstore ncardenolides nfrom nmilkweeds n- nAnswer n- nYou nmay nhave nheard nthat
nmonarch nbutterflies n(and ntheir ncaterpillars) nare n"poisonous" nto nmany npredators. nWhat nmakes
nthese ninsects nso ntoxic?
Without nP. nferruginea, nthe nplant nwon't nhave nany ndefenses nand nwill nbe neaten nby nherbivores. n-
nAnswer n- nRecall nthat nthe nbullhorn nacacia nforms na nsymbiosis nwith nP. nferruginea nants. nA
nresearcher ntakes nan nacacia nseed nand nplants nit nin nan narea nwithout nP. nferruginea. nWhat nwill
nhappen nto nthis nacacia nplant?
A ntrade-off n- nAnswer n- nA nseed nfrom na nyew ntree ngerminates non nthe nforest nfloor. nDuring nthe
nfirst nfew nmonths nof nits nlife, nthe nsapling ndedicates nmost nof nits nresources nto nincreasing nin
nheight nrather nthan nproducing nthe ndefensive ncompound ntaxol. nWhat nis nthis nallocation nof
nresources nan nexample nof?
Resistance n(R) nproteins nin nthe nplant ncytoplasm n- nAnswer n- nWhich nof nthe nfollowing nproteins
nallow na nplant nto nmount nan nimmune nresponse nagainst na nspecific npathogen? nSelect nall nthe
ncorrect nchoices.
Water; nNADP+ n- nAnswer n- nFor nthe n"light" nreaction nto noccur, nan nelectron ndonor n(____) nand nan
nultimate nacceptor n(______) nare nneeded.
H2O n- nAnswer n- nWhich nmolecule nis noxidized nin nthe nphotosynthetic nreaction?
, Horizontal ngene ntransfer n- nAnswer n- nIn nterms nof nthe nevolution nof nphotosynthesis, nwhich
nprocess nhappened nfirst?
Rubisco n- nAnswer n- nWhat nis nthe nmost nabundant nprotein non nEarth?
CO2 n- nAnswer n- nWhat nis nthe ninitial ninput nin nthe nCalvin ncycle?
The npore nwill nclose, nallowing nthe ndiffusion nof nwater nvapor nout nof nthe nleaf. n- nAnswer n- nIf nthe
ntwo nguard ncells nof na nstoma ndecrease ntheir nconcentration nof npotassium n(K+) nions, nwhat nwill
nhappen nto nthe ncorresponding npore?
It nwould nstop, nas nwater ntransport nrelies non nH2O nmolecules nbeing nconnected nby nhydrogen
nbonds. n- nAnswer n- nIf nwater nmolecules n(H2O) nsuddenly nstopped nforming nhydrogen nbonds nwith
none nanother, nhow nwould nwater ntransport nin nvascular nplants nchange n(if nat nall)?
Root nhairs n- nAnswer n- nWhich nof nthe nfollowing nare nproduced nby nroots nin norder nto nincrease
nsurface narea, nallowing nfor ngreater naccess nto nnutrients nin nthe nsoil?
Higher; ncavitation nfrom nfreezing n- nAnswer n- nIn na nsunflower npopulation, na nmutation narises nthat
nresults nin nvessels n4 ntimes nwider nthan nwild-type. nThe nmutants nwill nhave n_________ nwater-
transport ncapacity, nbut nwill nalso nbe nmore nsusceptible nto n_________.
Mine nnew nregions nof nsoil nfor nminerals n- nAnswer n- nRoots nelongate ncontinuously nin norder nto
n_____________.
After nthe ncells nelongate n- nAnswer n- nRoot nhairs ndevelop n_____.
Composed nof nxylem nand nphloem, ncontinuous nwith nvascular nbundles nin nthe nstem nand nroots,
nand nfinely nbranched nto nbe nin nclose ncontact nwith nphotosynthesizing ncells. n- nAnswer n- nThe nveins
nof nleaves nare n_____.
Seeds nfrom nboth nplants ncontain na ndiploid n(2n) nembryo. n- nAnswer n- nWhich nof nthe nfollowing
nstatements nis ntrue nof nthe nseeds nof nboth ngymnosperms nand nangiosperms?
Verified Answers
A nvirus n- nAnswer n- nA nresearcher ncomes nacross na nplant nthat nhas nbeen ninfected nby na npathogen.
nAs na nresult nof nthe ninfection, nthe nplant nhas nundergone na nsystemic nacquired nresistance n(SAR)
nresponse nand nhas nalso ngenerated nseveral nsiRNAs. nBased non nthis nresponse, nwhat ntype nof
npathogen nmost nlikely ninfected nthe nplant?
Monarch ncaterpillars nstore ncardenolides nfrom nmilkweeds n- nAnswer n- nYou nmay nhave nheard nthat
nmonarch nbutterflies n(and ntheir ncaterpillars) nare n"poisonous" nto nmany npredators. nWhat nmakes
nthese ninsects nso ntoxic?
Without nP. nferruginea, nthe nplant nwon't nhave nany ndefenses nand nwill nbe neaten nby nherbivores. n-
nAnswer n- nRecall nthat nthe nbullhorn nacacia nforms na nsymbiosis nwith nP. nferruginea nants. nA
nresearcher ntakes nan nacacia nseed nand nplants nit nin nan narea nwithout nP. nferruginea. nWhat nwill
nhappen nto nthis nacacia nplant?
A ntrade-off n- nAnswer n- nA nseed nfrom na nyew ntree ngerminates non nthe nforest nfloor. nDuring nthe
nfirst nfew nmonths nof nits nlife, nthe nsapling ndedicates nmost nof nits nresources nto nincreasing nin
nheight nrather nthan nproducing nthe ndefensive ncompound ntaxol. nWhat nis nthis nallocation nof
nresources nan nexample nof?
Resistance n(R) nproteins nin nthe nplant ncytoplasm n- nAnswer n- nWhich nof nthe nfollowing nproteins
nallow na nplant nto nmount nan nimmune nresponse nagainst na nspecific npathogen? nSelect nall nthe
ncorrect nchoices.
Water; nNADP+ n- nAnswer n- nFor nthe n"light" nreaction nto noccur, nan nelectron ndonor n(____) nand nan
nultimate nacceptor n(______) nare nneeded.
H2O n- nAnswer n- nWhich nmolecule nis noxidized nin nthe nphotosynthetic nreaction?
, Horizontal ngene ntransfer n- nAnswer n- nIn nterms nof nthe nevolution nof nphotosynthesis, nwhich
nprocess nhappened nfirst?
Rubisco n- nAnswer n- nWhat nis nthe nmost nabundant nprotein non nEarth?
CO2 n- nAnswer n- nWhat nis nthe ninitial ninput nin nthe nCalvin ncycle?
The npore nwill nclose, nallowing nthe ndiffusion nof nwater nvapor nout nof nthe nleaf. n- nAnswer n- nIf nthe
ntwo nguard ncells nof na nstoma ndecrease ntheir nconcentration nof npotassium n(K+) nions, nwhat nwill
nhappen nto nthe ncorresponding npore?
It nwould nstop, nas nwater ntransport nrelies non nH2O nmolecules nbeing nconnected nby nhydrogen
nbonds. n- nAnswer n- nIf nwater nmolecules n(H2O) nsuddenly nstopped nforming nhydrogen nbonds nwith
none nanother, nhow nwould nwater ntransport nin nvascular nplants nchange n(if nat nall)?
Root nhairs n- nAnswer n- nWhich nof nthe nfollowing nare nproduced nby nroots nin norder nto nincrease
nsurface narea, nallowing nfor ngreater naccess nto nnutrients nin nthe nsoil?
Higher; ncavitation nfrom nfreezing n- nAnswer n- nIn na nsunflower npopulation, na nmutation narises nthat
nresults nin nvessels n4 ntimes nwider nthan nwild-type. nThe nmutants nwill nhave n_________ nwater-
transport ncapacity, nbut nwill nalso nbe nmore nsusceptible nto n_________.
Mine nnew nregions nof nsoil nfor nminerals n- nAnswer n- nRoots nelongate ncontinuously nin norder nto
n_____________.
After nthe ncells nelongate n- nAnswer n- nRoot nhairs ndevelop n_____.
Composed nof nxylem nand nphloem, ncontinuous nwith nvascular nbundles nin nthe nstem nand nroots,
nand nfinely nbranched nto nbe nin nclose ncontact nwith nphotosynthesizing ncells. n- nAnswer n- nThe nveins
nof nleaves nare n_____.
Seeds nfrom nboth nplants ncontain na ndiploid n(2n) nembryo. n- nAnswer n- nWhich nof nthe nfollowing
nstatements nis ntrue nof nthe nseeds nof nboth ngymnosperms nand nangiosperms?
