g
g g
BIOD 171 ALL EXAMS
g g g g
GRADED A –PORTAGE g g g
LEARNING
g
gg
g
,g ytrewg
BIOD 171 ALL EXAMS GRADED A –PORTAGE LEARNING
g g g g g g g ggg
ggg
ggg
ggg
Examg1.ggg
ggg ggg
TruegorgFalse:gAgvirusgisgconsideredgagmicroorganism.ggg
g
False.gVirusesgaregnotglivinggandgasgsuchgaregnotgconsideredgmicroorganisms.gVirusesgc
an,ghowever,gbegclassifiedgasgmicrobes,gagmoreggeneralgtermgthatgincludesgmicroorganis
msgandgviruses.g
2.gWhatgisgthegsmallestgbiologicalgunitgofglife
?ggg
g
Agcell.g
3.gAtgaggeneralizedglevel,gallgcellsgaregcomprisedgofgwhat?ggg
g
Macromolecules*g
*Agstudentgmaygalsoganswer:gProteins,gLipids,gNucleicgacidsgandgPolysaccharidesgbutgtheyg
mustganswergwithgallgfourgtogbegfullygcorrect.g
gHowgmanygdifferentgtypesgofgaminogacidsgaregavailablegfromgwhichgtogmakegproteins?ggg
g ggg
g
20g
g g
g
g 2.gDefinegangessentialgaminogacid.ggg
g ggg
g
Angessentialgaminogacidgcannotgbegproducedgbygtheghumangbodygandgasgsuchgmustgbegtakegi
ng
g
g fromgthegenvironmentgthroughgalternativegsourcesg(i.e)gfood.g
g
g
Exam Page 3 g g g
1.gWhatgaregthegtwogmajorgtypesgofgnucleicgacidsgandgtheirgroles?ggg
g
g
DNAg(deoxyribonucleicgacid):gContainsgtheggeneticgmaterialgasgwellgasghereditygcharacteristicsfo
undginglivinggorganisms.gRNAg(ribonucleicgacid):gitsgrolegisgforgdecodinggthegsequencegofgheredit
yginformationgfoundgingAnswergKeyg
g
g
g
g
1.gWhatgaregthegtwogmajorgtypesgofgnucleicgacidsgandgtheirgroles?ggg
ggg
Theregaregtwogmajorgtypesgofgnucleicgacids:gDNAg(deoxyribonucleicgacid)gandgRNAg
g
(ribonucleicgacid).gNucleicgacidsgaregchemicalgmoleculesgthatgcarryggeneticginformationgwithin
gg
,g ytrewg
thegcell.gDNAgcontainsgagvastgamountgofghereditaryginformationgandgisgresponsiblegf
orgtheginheritablegcharacteristicsgofglivinggorganisms.gRNAgisgresponsiblegforgdeciph
eringgtheghereditaryginformationgingDNAgandgusinggitgtogsynthesizegproteins.gg
g
Exam Page 4g g g
AnswergKeyg
1.gCompletegthegfollowinggRNAgstrandgandgindicateghowgmanygbondsgaregformedgforgeachgcomple
mentarygpair:ggg
ggg
3’gGGUCAUCGg5’ggg
5’gCCg AGCg3’ggg
ggg
3’gGGUCAUCGg5’g5’gCCAGUAGCg3’g
Theregareg2gbondsgformedgbetweengAgandgU,gandg3gbondsgbetweengGgandgC.g
g
Exam Page 5g g g
AnswergKeyg
1.gThegplasmagmembraneg(selectgallgthatgaregtrue):ggg
A. Onlygrestrictsgmovementgofgmaterialsgintogthegcellggg
B. Isgoftengagbilayergcomprisedgofglipidsggg
C. Cannotgpreventgessentialgnutrientsgfromgescapingggg
D. Containsghydrophobicgtailsgpointingginwardggg
ggg
BgandgDg
g
2.gCarbon,gHydrogengandgOxygengatomsgcomegtogethergtogformgwhatgprimarygmacromolecule?gGi
vegangexample.ggg
ggg
Polysaccharides.gGlucose,gsucrosegandgcellulosegaregallgacceptableganswers.g
g
Exam Page 6g g g
AnswergKeyg
g
1. TruegofgFalse:gEukaryoticgcellsgdognotghavegagnucleusggg
gggFalse.gEukaryoticgcellsgdoghavegagnucleusg(prokaryoticgcellsgdognot).g
g
2. TruegorgFalse:gProkaryoticgcellsgcangbegsubdividedgintogBacteriagandgArchaea.ggg
ggg
Trueg
g
3. Describegtheg4gbasicgbacterialgmorphologies.ggg
ggg
Coccusg(round/spherical),gbacillusg(rod),gvibriog(curvedgrod)gorgspirillumg(spiral/corkscrew).
g
, g ytrewg
g
4. TruegorgFalse:gArchaea,gageukaryoticgclassgofgmicroorganisms,garegcapablegofgsurvivinggharshge
nvironments.ggg
ggg
gFalse.gArchaeagaregprokaryoticgbacteriagcapablegofgsurvivinggharshgenvironments.g g
Exam Page 7 g g g
AnswergKeyg
1.gWhichgofgthegfollowinggmicroorganismsgaregconsideredgtogbegEukarya?gSelectgallgthatgapply.ggg
A. Animaliaggg
B. Plantaeggg
C. Fungiggg
D. Protistaggg
ggg
A,B,C,Dg
g
2. TruegofgFalse:gAllgmulticellulargmicroorganismsgclassifiedgasgAnimaliagaregheterotropic.ggg
ggg
Trueg
g
3. MicroorganismsgclassifiedgasgPlantaegobtaingmostgofgtheirgenergygbygconvertingg
energygintogggg energy.ggg
ggg
Lightg(sunlight);gchemicalg(sugars)g
g
Exam Page 8 g g g
AnswergKeyg
g
g
g g
BIOD 171 ALL EXAMS
g g g g
GRADED A –PORTAGE g g g
LEARNING
g
gg
g
,g ytrewg
BIOD 171 ALL EXAMS GRADED A –PORTAGE LEARNING
g g g g g g g ggg
ggg
ggg
ggg
Examg1.ggg
ggg ggg
TruegorgFalse:gAgvirusgisgconsideredgagmicroorganism.ggg
g
False.gVirusesgaregnotglivinggandgasgsuchgaregnotgconsideredgmicroorganisms.gVirusesgc
an,ghowever,gbegclassifiedgasgmicrobes,gagmoreggeneralgtermgthatgincludesgmicroorganis
msgandgviruses.g
2.gWhatgisgthegsmallestgbiologicalgunitgofglife
?ggg
g
Agcell.g
3.gAtgaggeneralizedglevel,gallgcellsgaregcomprisedgofgwhat?ggg
g
Macromolecules*g
*Agstudentgmaygalsoganswer:gProteins,gLipids,gNucleicgacidsgandgPolysaccharidesgbutgtheyg
mustganswergwithgallgfourgtogbegfullygcorrect.g
gHowgmanygdifferentgtypesgofgaminogacidsgaregavailablegfromgwhichgtogmakegproteins?ggg
g ggg
g
20g
g g
g
g 2.gDefinegangessentialgaminogacid.ggg
g ggg
g
Angessentialgaminogacidgcannotgbegproducedgbygtheghumangbodygandgasgsuchgmustgbegtakegi
ng
g
g fromgthegenvironmentgthroughgalternativegsourcesg(i.e)gfood.g
g
g
Exam Page 3 g g g
1.gWhatgaregthegtwogmajorgtypesgofgnucleicgacidsgandgtheirgroles?ggg
g
g
DNAg(deoxyribonucleicgacid):gContainsgtheggeneticgmaterialgasgwellgasghereditygcharacteristicsfo
undginglivinggorganisms.gRNAg(ribonucleicgacid):gitsgrolegisgforgdecodinggthegsequencegofgheredit
yginformationgfoundgingAnswergKeyg
g
g
g
g
1.gWhatgaregthegtwogmajorgtypesgofgnucleicgacidsgandgtheirgroles?ggg
ggg
Theregaregtwogmajorgtypesgofgnucleicgacids:gDNAg(deoxyribonucleicgacid)gandgRNAg
g
(ribonucleicgacid).gNucleicgacidsgaregchemicalgmoleculesgthatgcarryggeneticginformationgwithin
gg
,g ytrewg
thegcell.gDNAgcontainsgagvastgamountgofghereditaryginformationgandgisgresponsiblegf
orgtheginheritablegcharacteristicsgofglivinggorganisms.gRNAgisgresponsiblegforgdeciph
eringgtheghereditaryginformationgingDNAgandgusinggitgtogsynthesizegproteins.gg
g
Exam Page 4g g g
AnswergKeyg
1.gCompletegthegfollowinggRNAgstrandgandgindicateghowgmanygbondsgaregformedgforgeachgcomple
mentarygpair:ggg
ggg
3’gGGUCAUCGg5’ggg
5’gCCg AGCg3’ggg
ggg
3’gGGUCAUCGg5’g5’gCCAGUAGCg3’g
Theregareg2gbondsgformedgbetweengAgandgU,gandg3gbondsgbetweengGgandgC.g
g
Exam Page 5g g g
AnswergKeyg
1.gThegplasmagmembraneg(selectgallgthatgaregtrue):ggg
A. Onlygrestrictsgmovementgofgmaterialsgintogthegcellggg
B. Isgoftengagbilayergcomprisedgofglipidsggg
C. Cannotgpreventgessentialgnutrientsgfromgescapingggg
D. Containsghydrophobicgtailsgpointingginwardggg
ggg
BgandgDg
g
2.gCarbon,gHydrogengandgOxygengatomsgcomegtogethergtogformgwhatgprimarygmacromolecule?gGi
vegangexample.ggg
ggg
Polysaccharides.gGlucose,gsucrosegandgcellulosegaregallgacceptableganswers.g
g
Exam Page 6g g g
AnswergKeyg
g
1. TruegofgFalse:gEukaryoticgcellsgdognotghavegagnucleusggg
gggFalse.gEukaryoticgcellsgdoghavegagnucleusg(prokaryoticgcellsgdognot).g
g
2. TruegorgFalse:gProkaryoticgcellsgcangbegsubdividedgintogBacteriagandgArchaea.ggg
ggg
Trueg
g
3. Describegtheg4gbasicgbacterialgmorphologies.ggg
ggg
Coccusg(round/spherical),gbacillusg(rod),gvibriog(curvedgrod)gorgspirillumg(spiral/corkscrew).
g
, g ytrewg
g
4. TruegorgFalse:gArchaea,gageukaryoticgclassgofgmicroorganisms,garegcapablegofgsurvivinggharshge
nvironments.ggg
ggg
gFalse.gArchaeagaregprokaryoticgbacteriagcapablegofgsurvivinggharshgenvironments.g g
Exam Page 7 g g g
AnswergKeyg
1.gWhichgofgthegfollowinggmicroorganismsgaregconsideredgtogbegEukarya?gSelectgallgthatgapply.ggg
A. Animaliaggg
B. Plantaeggg
C. Fungiggg
D. Protistaggg
ggg
A,B,C,Dg
g
2. TruegofgFalse:gAllgmulticellulargmicroorganismsgclassifiedgasgAnimaliagaregheterotropic.ggg
ggg
Trueg
g
3. MicroorganismsgclassifiedgasgPlantaegobtaingmostgofgtheirgenergygbygconvertingg
energygintogggg energy.ggg
ggg
Lightg(sunlight);gchemicalg(sugars)g
g
Exam Page 8 g g g
AnswergKeyg
g
g
