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MULTIPLEwkCHOICE.w k Choosewk thewk onewk alternativewk thatwk bestwk completeswk thewk statementwk orwk answers
wk thewk question.
1) Livingwkorganismswkarewkcategorizedwkintowktwowkmajorwkgroupswkbasedwkonwkthewkpresencewkor
wkabsencewkofwkawknucleus.wkWhatwkgroupwkiswkdefinedwkbywkthewkpresencewkofwkawknucleus?
A) prokaryoticwk organism
B) bacterium
C) mitochondrialwk organism
D) eukaryoticwk organism
E) virus
wkAnswer:
wk D
2) Whatwkiswk thewknamewk ofwk thewkmembranouswk structurewk thatwkcompartmentalizeswkthewkcytoplasmwk of
wk eukaryoticwk organisms?
A) cytosol
B) ribosome
C) endoplasmicwk reticulum
D) nucleoid
E) mitochondria
wkAnswer:w k C
3) Organizedwkbywkthewkcentrioles,wkwhatwkstructureswkarewkimportantwkinwkthewkmovementwkof
wkchromosomeswkduringwkcellwkdivision?
A) mitochondria
B) centromeres
C) spindlewk fibers
D) chloroplasts
E) cellwkwa
llswkAnswer:
wkC
4) Thewkdiploidwkchromosomewknumberwkofwkanwkorganismwkiswkusuallywkrepresentedwkaswk2n.
wkHumanswkhavewkawkdiploidwkchromosomewknumberwkofwk46.wkWhatwkwouldwkbewkthewk
expectedwkhaploidwkchromosomewknumberwkinwkawkhuman?
A) 23
B) 12
C) 24
D) 16
E) 92
Answer:w k A
5) Duringwkinterphasewkofwk thewkcellwk cycle,wk .
A) sisterwk chromatidswk movewk towkoppositewk poles
B) DNAwkcontentwkessentiallywk doubles
C) thewk nuclearwk membranewk disappears
D) DNAwkrecombines
E) RNAwkreplicat
eswkAnswer:w k B
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6) Ifwkawktypicalwksomaticwkcellwkhaswk64wkchromosomes,wkhowwkmanywkchromosomeswkarewkexpe
ctedwkinwkeachwkgametewkofwkthatwkorganism?
A) 8
B) 128
C) 32
D) 64
E) 16
Answer:w k C
7) Inwkanwk organismwk withwk52wk chromosomes,wk howwk manywkbivalentswk wouldwkbewkexpectedwktowkform
wk duringwk meiosis?
A) 13
B) 104
C) 26
D) 208
E) 52
Answer:w k C
8) ThewkantwkMyrmeciawkpilosulawkiswkfoundwkinwkAustraliawkandwkiswknamedwkbulldogwkbecausewkofwki
tswkaggressivewkbehavior.wkItwkiswkparticularlywkinterestingwkbecausewkitwkcarrieswkallwkitswkgenetic
wkinformationwkinwkawksinglewkpairwkofwkchromosomes.wkInwkotherwkwords,wk2nwk=wk2.wk(Maleswk
arewkhaploidwkandwkhavewkjustwkonewkchromosome.)wkWhichwkofwkthewkfollowingwkfigureswkwould
wkmostwklikelywkrepresentwkawkcorrectwkconfigurationwkofwkchromosomeswkinwkawkmetaphasewkIwkc
ellwkofwkawkfemale?
A)wk A
B)wk B
C)wkC
D)wk D
E)wk E
Answer:w k A
9) Forwkthewkpurposeswkofwkthiswkquestion,wkassumewkthatwkawkG1wksomaticwkcellwknucleuswkinwkawkf
emalewkMyrmeciawkpilosulawkcontainswk2w k picogramswkofwkDNA.wkHowwkmuchwkDNAwkwouldwkbewk
expectedwkinwkawkmetaphasewkIwkcellwkofwkawkfemale?
A) 8wkpicograms
B) 32wkpicograms
C) 4wkpicograms
D) 16wkpicograms
E) Notwkenoughwkinformationwkiswkprovidedwktowkanswer
wkthewkquestion.wkAnswer:w k C
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10) Anwkinterestingwkgroupwkofwkantswkconsistswkofwkseveralwkvirtuallywkidentical,wkcloselywkrelatedwks
pecies,wkwithwkfemaleswkhavingwkchromosomewknumberswkofwk18,wk20,wk32,wk48,wk60,wk62,wkandwk
64.wkIfwkonewkcrossedwkawkfemalewkofwkspecieswk(A)wkwithwk32w k chromosomeswkandwkawkmalewk
specieswk(B)wkwithwk9wkchromosomeswk(maleswkarewkhaploid,wkandwkeachwkgametewkcontainswkthew
knwkcomplement),wkhowwkmanywkchromosomeswkwouldwkonewkexpectwkinwkthewkbodywk(somatic)wk
cellswkofwkthewkfemalewkoffspring?
A) 32
B) 9
C) 4.5
D) 41
E) 25
Answer:w k E
11) Whatwkiswkthewkoutcomewkofwk synapsis,wkawk significantwkeventwkinwkmeiosis?
A) monadwk movementwktowkoppositewk poles
B) side-by-sidew k alignmentw k ofw k homologousw k chromosomes
C) chiasmawk segregation
D) side-by-sidew k alignmentw k ofw k nonhomologousw k chromosomes
E) dyadwkformati
onwkAnswer:w k B
12) Inwkawkhealthywkmale,wkhowwkmanywkspermwkcellswkwouldwkbewkexpectedwktowkformwkfromwk(a)
wk400wkprimarywkspermatocytes?wk(b)wk400wksecondarywkspermatocytes?
A) (a)wk400; (b)wk400
B) (a)wk800; (b)wk800
C) (a)wk1600; (b)wk800
D) (a)wk400; (b)wk800
E) (a)wk1600; (b)wk1600
Answer:w k C
13) Inwkawkhealthywkfemale,wkhowwkmanywksecondarywkoocyteswkwouldwkbewkexpectedwktowkformwkfro
mwk100wkprimarywkoocytes?wkHowwkmanywkfirstwkpolarwkbodieswkwouldwkbewkexpectedwkfromwk10
0wkprimarywkoocytes?
A) 50;wk50
B) 200;wk 200
C) 100;wk 50
D) 100;wk 100
E) 200;wk 50
Answer:w k D
SHORTwk ANSWER.w k Writewk thewk wordwkorwk phrasewk thatwk bestwk completeswk eachwkstatementwk orwk answers
wkthewk question.
14) Whichwktypewkofwkcellwkstructurewkiswkthewknucleoluswkorganizerwk(NOR)wkresp
onsiblewkforwkproducing?wkAnswer:w k ribosome
15) Namewktwowkcellularwkorganelles,wkeachwkhavingwkgeneticwkmaterial,wkthatwkarewkinvolvedwkin
wkeitherwkphotosynthesiswkorwkrespiration.
Answer:w k chloroplastswk andwk mitochondria
16) Listwkfourwktermswkusedwktowkdescribewkthewknormalwkmorphologies,wkwithwkrespectwkt
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MULTIPLEwkCHOICE.w k Choosewk thewk onewk alternativewk thatwk bestwk completeswk thewk statementwk orwk answers
wk thewk question.
1) Livingwkorganismswkarewkcategorizedwkintowktwowkmajorwkgroupswkbasedwkonwkthewkpresencewkor
wkabsencewkofwkawknucleus.wkWhatwkgroupwkiswkdefinedwkbywkthewkpresencewkofwkawknucleus?
A) prokaryoticwk organism
B) bacterium
C) mitochondrialwk organism
D) eukaryoticwk organism
E) virus
wkAnswer:
wk D
2) Whatwkiswk thewknamewk ofwk thewkmembranouswk structurewk thatwkcompartmentalizeswkthewkcytoplasmwk of
wk eukaryoticwk organisms?
A) cytosol
B) ribosome
C) endoplasmicwk reticulum
D) nucleoid
E) mitochondria
wkAnswer:w k C
3) Organizedwkbywkthewkcentrioles,wkwhatwkstructureswkarewkimportantwkinwkthewkmovementwkof
wkchromosomeswkduringwkcellwkdivision?
A) mitochondria
B) centromeres
C) spindlewk fibers
D) chloroplasts
E) cellwkwa
llswkAnswer:
wkC
4) Thewkdiploidwkchromosomewknumberwkofwkanwkorganismwkiswkusuallywkrepresentedwkaswk2n.
wkHumanswkhavewkawkdiploidwkchromosomewknumberwkofwk46.wkWhatwkwouldwkbewkthewk
expectedwkhaploidwkchromosomewknumberwkinwkawkhuman?
A) 23
B) 12
C) 24
D) 16
E) 92
Answer:w k A
5) Duringwkinterphasewkofwk thewkcellwk cycle,wk .
A) sisterwk chromatidswk movewk towkoppositewk poles
B) DNAwkcontentwkessentiallywk doubles
C) thewk nuclearwk membranewk disappears
D) DNAwkrecombines
E) RNAwkreplicat
eswkAnswer:w k B
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6) Ifwkawktypicalwksomaticwkcellwkhaswk64wkchromosomes,wkhowwkmanywkchromosomeswkarewkexpe
ctedwkinwkeachwkgametewkofwkthatwkorganism?
A) 8
B) 128
C) 32
D) 64
E) 16
Answer:w k C
7) Inwkanwk organismwk withwk52wk chromosomes,wk howwk manywkbivalentswk wouldwkbewkexpectedwktowkform
wk duringwk meiosis?
A) 13
B) 104
C) 26
D) 208
E) 52
Answer:w k C
8) ThewkantwkMyrmeciawkpilosulawkiswkfoundwkinwkAustraliawkandwkiswknamedwkbulldogwkbecausewkofwki
tswkaggressivewkbehavior.wkItwkiswkparticularlywkinterestingwkbecausewkitwkcarrieswkallwkitswkgenetic
wkinformationwkinwkawksinglewkpairwkofwkchromosomes.wkInwkotherwkwords,wk2nwk=wk2.wk(Maleswk
arewkhaploidwkandwkhavewkjustwkonewkchromosome.)wkWhichwkofwkthewkfollowingwkfigureswkwould
wkmostwklikelywkrepresentwkawkcorrectwkconfigurationwkofwkchromosomeswkinwkawkmetaphasewkIwkc
ellwkofwkawkfemale?
A)wk A
B)wk B
C)wkC
D)wk D
E)wk E
Answer:w k A
9) Forwkthewkpurposeswkofwkthiswkquestion,wkassumewkthatwkawkG1wksomaticwkcellwknucleuswkinwkawkf
emalewkMyrmeciawkpilosulawkcontainswk2w k picogramswkofwkDNA.wkHowwkmuchwkDNAwkwouldwkbewk
expectedwkinwkawkmetaphasewkIwkcellwkofwkawkfemale?
A) 8wkpicograms
B) 32wkpicograms
C) 4wkpicograms
D) 16wkpicograms
E) Notwkenoughwkinformationwkiswkprovidedwktowkanswer
wkthewkquestion.wkAnswer:w k C
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10) Anwkinterestingwkgroupwkofwkantswkconsistswkofwkseveralwkvirtuallywkidentical,wkcloselywkrelatedwks
pecies,wkwithwkfemaleswkhavingwkchromosomewknumberswkofwk18,wk20,wk32,wk48,wk60,wk62,wkandwk
64.wkIfwkonewkcrossedwkawkfemalewkofwkspecieswk(A)wkwithwk32w k chromosomeswkandwkawkmalewk
specieswk(B)wkwithwk9wkchromosomeswk(maleswkarewkhaploid,wkandwkeachwkgametewkcontainswkthew
knwkcomplement),wkhowwkmanywkchromosomeswkwouldwkonewkexpectwkinwkthewkbodywk(somatic)wk
cellswkofwkthewkfemalewkoffspring?
A) 32
B) 9
C) 4.5
D) 41
E) 25
Answer:w k E
11) Whatwkiswkthewkoutcomewkofwk synapsis,wkawk significantwkeventwkinwkmeiosis?
A) monadwk movementwktowkoppositewk poles
B) side-by-sidew k alignmentw k ofw k homologousw k chromosomes
C) chiasmawk segregation
D) side-by-sidew k alignmentw k ofw k nonhomologousw k chromosomes
E) dyadwkformati
onwkAnswer:w k B
12) Inwkawkhealthywkmale,wkhowwkmanywkspermwkcellswkwouldwkbewkexpectedwktowkformwkfromwk(a)
wk400wkprimarywkspermatocytes?wk(b)wk400wksecondarywkspermatocytes?
A) (a)wk400; (b)wk400
B) (a)wk800; (b)wk800
C) (a)wk1600; (b)wk800
D) (a)wk400; (b)wk800
E) (a)wk1600; (b)wk1600
Answer:w k C
13) Inwkawkhealthywkfemale,wkhowwkmanywksecondarywkoocyteswkwouldwkbewkexpectedwktowkformwkfro
mwk100wkprimarywkoocytes?wkHowwkmanywkfirstwkpolarwkbodieswkwouldwkbewkexpectedwkfromwk10
0wkprimarywkoocytes?
A) 50;wk50
B) 200;wk 200
C) 100;wk 50
D) 100;wk 100
E) 200;wk 50
Answer:w k D
SHORTwk ANSWER.w k Writewk thewk wordwkorwk phrasewk thatwk bestwk completeswk eachwkstatementwk orwk answers
wkthewk question.
14) Whichwktypewkofwkcellwkstructurewkiswkthewknucleoluswkorganizerwk(NOR)wkresp
onsiblewkforwkproducing?wkAnswer:w k ribosome
15) Namewktwowkcellularwkorganelles,wkeachwkhavingwkgeneticwkmaterial,wkthatwkarewkinvolvedwkin
wkeitherwkphotosynthesiswkorwkrespiration.
Answer:w k chloroplastswk andwk mitochondria
16) Listwkfourwktermswkusedwktowkdescribewkthewknormalwkmorphologies,wkwithwkrespectwkt
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