Final Exam UH BIOL 3301 – Gene cs
h h h h h h
Youhcounth1000hF2hseedshfromhahmonohybridhcross.hHowhmanyhseedshdohyouhexpecthtohdisplayhthehdomin
anthphenotype?h-hA)h1000
*B)h750
C)h500h
D)h250
E)h0
Youhcounth1000hF2hseedshfromhahmonohybridhcross.hHowhmanyhseedshdohyouhexpecthtohdisplayhthehrecessi
vehphenotype?h-hA)h1000
B)h750
C)h500
*D)h250h
E)h0
Inhpeas,haxialh(A)hflowerhposi onhishdominanthtohterminalh(a),htallh(L)hishdominanthtohshorth(l),handhyellowh(
Y)hishdominanthtohgreenh(y).hIfhahplanththathishheterozygoushforhallhthreehtraitshishallowedhtohself-
fer lize,hhowhmanyhofhthehoffspringhwouldhshowhthehdominanthphenotypehforhallhthreehtraits?h-hA)h3/64h
B)h9/64h
*C)h27/64h
D)h32/64
E)h64/64
Inhpeas,haxialh(A)hflowerhposi onhishdominanthtohterminalh(a),htallh(L)hishdominanthtohshorth(l),handhyellowh(
Y)hishdominanthtohgreenh(y).hIfhahplanththathishheterozygoushforhallhthreehtraitshishallowedhtohself-
fer lize,hhowhmanyhofhthehoffspringhwillhbehaxial,hshort,handhyellow?h-h*A)h3/64
B)h9/64h
C)h27/64h
D)h32/64h
,E)h64/64
Inhpeas,haxialh(A)hflowerhposi onhishdominanthtohterminalh(a),htallh(L)hishdominanthtohshorth(l),handhyellowh(
Y)hishdominanthtohgreenh(y).hIfhahplanththathishheterozygoushforhallhthreehtraitshishallowedhtohself-
fer lize,hhowhmanyhofhthehoffspringhwillhbehaxial,htall,handhyellow?h-hA)h3/64h
*B)h9/64h
C)h27/64h
D)h32/64h
E)h64/64
ThehgenehLhdetermineshhairhlengthhinhrabbits.hThehgenehBhdetermineshhairhcolor.hAhrabbithwithhlong,hblackh
hairhishcrossedhtohahrabbithwithhshort,hwhitehhair.hAllhthehoffspringhhavehlong,hblackhhair.hWhatharehthehgen
otypeshofhthehparents?h-h*A)hLLBBh×hllbb
B)hLlBbh×hLlBb
C)hLlBbh×hllbb
D)hLlbbh×hllBb
E)hImpossiblehtohdeterminehfromhthehinforma onhgiven
ThehgenehLhdetermineshhairhlengthhinhrabbits.hThehgenehBhdetermineshhairhcolor.hAhrabbithwithhlong,hblackh
hairhishcrossedhtohahrabbithwithhshort,hwhitehhair.hHalfhthehoffspringhhavehlong,hblackhhairhandhhalfhhavehsh
ort,hwhitehhair.hWhatharehthehgenotypeshofhthehparents?h-hA)hLLBBh×hllbb
B)hLlBbh×hLlBb
*C)hLlBbh×hllbb
D)hLlbbh×hllBb
E)hImpossiblehtohdeterminehfromhthehinforma onhgiven
ThehgenehLhdetermineshhairhlengthhinhrabbits.hThehgenehBhdetermineshhairhcolor.hAhrabbithwithhshort,hblac
khhairhishcrossedhtohahrabbithwithhlong,hwhitehhair.hAllhthehoffspringhhavehlong,hblackhhair.hWhatharehthehgen
otypeshofhthehparents?h-hA)hLLBBh×hllbb
*B)hllBBh×hLLbb
C)hLlBbh×hllbb
D)hLlbbh×hllBb
,E)hImpossiblehtohdeterminehfromhthehinforma onhgiven
Inhthehaccompanyinghfigure,hthehchancehthathindividualhIV-7hishahheterozygoushcarrierhish________.h-
hA)h1/4h
B)h1/3h
C)h1/2h
*D)h2/3h
E)h3/4
Inhthehaccompanyinghfigure,hthehchancehthathindividualhIV-7hishNOThahheterozygoushcarrierhish________.h-
hA)h1/4
*B)h1/3
C)h1/2h
D)h2/3h
E)h3/4
Ahgene cisthishinves ga nghthehinheritancehofhtwohautosomalhrecessivehgeneshinhmice,honehforhobesityh(L
EP)handhanotherhforhau smh(oprm1).hThehtablehbelowhprovideshthehnumberhofhoffspringhobserved,hforheac
hhphenotype,hwhenhdihybridhmiceharehcrossed:
Phenotype.hObserved
wild-type.h154
obeseh69
au s ch58
obese,hau s ch23
WhathishthehChi-squarehvaluehforhthishcross?
Whathishthehprobabilityhthaththehobservedhdevia onhfromhthehexpectedhishcausedhbyhchance?h-h*a)h5.08
b)h0.34
, c)h121.9
d)h0.05
*a)hlargerhthanh0.5h-hconcludehthathdifferencesharehcausedhbyhchance
b)hlargerhthanh0.5h-hconcludehthathdifferencesharehsignificanthandhnothbyhchance
c)hsmallerhthanhtheh0.05hcutoffhforhsignificance
Mitosishishahprocesshofhcellhdivisionhthathresultshinh________.h-hA)htwohuniquehdaughterhcells
B)hfourhuniquehdaughterhcells
*C)htwohiden calhdaughterhcells
D)hthreehiden calhdaughterhcellsh
E)hfourhiden calhdaughterhcells
Meiosishishahprocesshofhcellhdivisionhthathresultshinh________.h-hA)htwohuniquehdaughterhcells
*B)hfourhuniquehdaughterhcells
C)htwohiden calhdaughterhcells
D)hthreehiden calhdaughterhcellsh
E)hfourhiden calhdaughterhcells
Certainhkindshofhcellsh(e.g.,hsomehcellshinhtheheyeshandhbones)hmaturehandhdifferen atehintohahstatehinhwhi
chhtheyhhavehahspecializedhfunc onhbuthdohnothdividehorhprogresshthroughhthehcellhcycle.hThesehcellshareh"
stuck"hinhwhichhstage?h-hA)hMhphase
B)hG1h
C)hG2h
D)hSh
*E)hG0
Vinblas nehishahcommonlyhusedhchemotherapyhdrughthathactshbyhinterferinghwithhthehassemblyhofhmicrot
ubules.hHowhdoeshithlikelyhtargethcancerhcells?h-hA)hbyhsuppressinghcyclins
B)hbyhinhibi nghproteinhkinases
h h h h h h
Youhcounth1000hF2hseedshfromhahmonohybridhcross.hHowhmanyhseedshdohyouhexpecthtohdisplayhthehdomin
anthphenotype?h-hA)h1000
*B)h750
C)h500h
D)h250
E)h0
Youhcounth1000hF2hseedshfromhahmonohybridhcross.hHowhmanyhseedshdohyouhexpecthtohdisplayhthehrecessi
vehphenotype?h-hA)h1000
B)h750
C)h500
*D)h250h
E)h0
Inhpeas,haxialh(A)hflowerhposi onhishdominanthtohterminalh(a),htallh(L)hishdominanthtohshorth(l),handhyellowh(
Y)hishdominanthtohgreenh(y).hIfhahplanththathishheterozygoushforhallhthreehtraitshishallowedhtohself-
fer lize,hhowhmanyhofhthehoffspringhwouldhshowhthehdominanthphenotypehforhallhthreehtraits?h-hA)h3/64h
B)h9/64h
*C)h27/64h
D)h32/64
E)h64/64
Inhpeas,haxialh(A)hflowerhposi onhishdominanthtohterminalh(a),htallh(L)hishdominanthtohshorth(l),handhyellowh(
Y)hishdominanthtohgreenh(y).hIfhahplanththathishheterozygoushforhallhthreehtraitshishallowedhtohself-
fer lize,hhowhmanyhofhthehoffspringhwillhbehaxial,hshort,handhyellow?h-h*A)h3/64
B)h9/64h
C)h27/64h
D)h32/64h
,E)h64/64
Inhpeas,haxialh(A)hflowerhposi onhishdominanthtohterminalh(a),htallh(L)hishdominanthtohshorth(l),handhyellowh(
Y)hishdominanthtohgreenh(y).hIfhahplanththathishheterozygoushforhallhthreehtraitshishallowedhtohself-
fer lize,hhowhmanyhofhthehoffspringhwillhbehaxial,htall,handhyellow?h-hA)h3/64h
*B)h9/64h
C)h27/64h
D)h32/64h
E)h64/64
ThehgenehLhdetermineshhairhlengthhinhrabbits.hThehgenehBhdetermineshhairhcolor.hAhrabbithwithhlong,hblackh
hairhishcrossedhtohahrabbithwithhshort,hwhitehhair.hAllhthehoffspringhhavehlong,hblackhhair.hWhatharehthehgen
otypeshofhthehparents?h-h*A)hLLBBh×hllbb
B)hLlBbh×hLlBb
C)hLlBbh×hllbb
D)hLlbbh×hllBb
E)hImpossiblehtohdeterminehfromhthehinforma onhgiven
ThehgenehLhdetermineshhairhlengthhinhrabbits.hThehgenehBhdetermineshhairhcolor.hAhrabbithwithhlong,hblackh
hairhishcrossedhtohahrabbithwithhshort,hwhitehhair.hHalfhthehoffspringhhavehlong,hblackhhairhandhhalfhhavehsh
ort,hwhitehhair.hWhatharehthehgenotypeshofhthehparents?h-hA)hLLBBh×hllbb
B)hLlBbh×hLlBb
*C)hLlBbh×hllbb
D)hLlbbh×hllBb
E)hImpossiblehtohdeterminehfromhthehinforma onhgiven
ThehgenehLhdetermineshhairhlengthhinhrabbits.hThehgenehBhdetermineshhairhcolor.hAhrabbithwithhshort,hblac
khhairhishcrossedhtohahrabbithwithhlong,hwhitehhair.hAllhthehoffspringhhavehlong,hblackhhair.hWhatharehthehgen
otypeshofhthehparents?h-hA)hLLBBh×hllbb
*B)hllBBh×hLLbb
C)hLlBbh×hllbb
D)hLlbbh×hllBb
,E)hImpossiblehtohdeterminehfromhthehinforma onhgiven
Inhthehaccompanyinghfigure,hthehchancehthathindividualhIV-7hishahheterozygoushcarrierhish________.h-
hA)h1/4h
B)h1/3h
C)h1/2h
*D)h2/3h
E)h3/4
Inhthehaccompanyinghfigure,hthehchancehthathindividualhIV-7hishNOThahheterozygoushcarrierhish________.h-
hA)h1/4
*B)h1/3
C)h1/2h
D)h2/3h
E)h3/4
Ahgene cisthishinves ga nghthehinheritancehofhtwohautosomalhrecessivehgeneshinhmice,honehforhobesityh(L
EP)handhanotherhforhau smh(oprm1).hThehtablehbelowhprovideshthehnumberhofhoffspringhobserved,hforheac
hhphenotype,hwhenhdihybridhmiceharehcrossed:
Phenotype.hObserved
wild-type.h154
obeseh69
au s ch58
obese,hau s ch23
WhathishthehChi-squarehvaluehforhthishcross?
Whathishthehprobabilityhthaththehobservedhdevia onhfromhthehexpectedhishcausedhbyhchance?h-h*a)h5.08
b)h0.34
, c)h121.9
d)h0.05
*a)hlargerhthanh0.5h-hconcludehthathdifferencesharehcausedhbyhchance
b)hlargerhthanh0.5h-hconcludehthathdifferencesharehsignificanthandhnothbyhchance
c)hsmallerhthanhtheh0.05hcutoffhforhsignificance
Mitosishishahprocesshofhcellhdivisionhthathresultshinh________.h-hA)htwohuniquehdaughterhcells
B)hfourhuniquehdaughterhcells
*C)htwohiden calhdaughterhcells
D)hthreehiden calhdaughterhcellsh
E)hfourhiden calhdaughterhcells
Meiosishishahprocesshofhcellhdivisionhthathresultshinh________.h-hA)htwohuniquehdaughterhcells
*B)hfourhuniquehdaughterhcells
C)htwohiden calhdaughterhcells
D)hthreehiden calhdaughterhcellsh
E)hfourhiden calhdaughterhcells
Certainhkindshofhcellsh(e.g.,hsomehcellshinhtheheyeshandhbones)hmaturehandhdifferen atehintohahstatehinhwhi
chhtheyhhavehahspecializedhfunc onhbuthdohnothdividehorhprogresshthroughhthehcellhcycle.hThesehcellshareh"
stuck"hinhwhichhstage?h-hA)hMhphase
B)hG1h
C)hG2h
D)hSh
*E)hG0
Vinblas nehishahcommonlyhusedhchemotherapyhdrughthathactshbyhinterferinghwithhthehassemblyhofhmicrot
ubules.hHowhdoeshithlikelyhtargethcancerhcells?h-hA)hbyhsuppressinghcyclins
B)hbyhinhibi nghproteinhkinases
