UGA Biology 1108 Exam 2 Review
Questions with Correct Answers 2025
WhatWdoesWLUCAWstandWforWandWwhereWdidWitWlikelyWlive?W-WCORRECTWANSWERW-
LastWUniversalWCommonWAncestor-
WShallowWalkalineWseas,WsomewhereWwithWnaturalWchemicalWgradients
WhichWofWtheWfollowingWdoWcyanobacteriaWhave?
-Chloroplast
-ThylakoidWMembranes
-PeptidoglycanWCellWWalls
-Ribosomes
-CircularWDNA
-Nucleus
-ChlorophyllW-WCORRECTWANSWERW--ThylakoidWMembranes
-PeptidoglycanWCellWWalls
-Ribosomes
-CircularWDNA
-Chlorophyll
WhatWareWthreeWsimilaritiesWbetweenWBacteriaWandWArchaea?W-WCORRECTWANSWERW-
BinaryWFission
Non-CelluloseWCellWWall
NoWnucleous
SmallWribosomes
CircularWDNA
, Single-Cellular
NoWmembrane-boundWorganelles
WhatWtwoWdomainsWhaveWtheWabilityWtoWphotosynthesize?W-WCORRECTWANSWERW-
BacteriaWandWEukarya
AnWinfectionWwithWwhatWkindWofWmicrobe,Warchaea,WbacteriaWorWprotistWwouldWbeWtheWmostWdiff
icultWoneWtoWtargetWwithWaWdrugWandWwhy?W-WCORRECTWANSWERW-
ProtistsWbecauseWtheyWareWeukaryoticWandWshareWmostWofWtheirWstructuresWwithWhumanWcells
WhatWareW3WadvantagesWofWbeingWmulti-cellular?W-WCORRECTWANSWERW-LiveWlonger
RespondWtoWtheWenvironment
LargerWsize
MoreWcomplex
Specialization/WdelegationWofWfunction
MaintainWhomeostasisWeasier
HowWdoesWtheWdouble-
membraneWofWmitochondriaWandWchloroplastWsuggestWthatWtheyWareWtheWresultWofWendosymbios
is?W-WCORRECTWANSWERW-
ItWshowsWthatWoneWmembraneWusWtheWmembraneWofWtheWengulfedWbacteriaWandWtheWsecondWou
terWmembraneWisWtheWhostWcell'sWmembraneWthatWformedWthroughWendocytosis
WhyWdidWDr.WNicoleWKingWchooseWtoWstudyWtheWoriginsWofWanimalsWbyWstudyingWchoanoflagellate
s?W-WCORRECTWANSWERW-
TheyWareWtheWclosestWgroupWtoWanimalsW(theyWshareWtheWcommonWancestorWoneWstepWfurtherWb
ackWinWtimeWfromWtheWcommonWancestorWofWallWanimals)WevenWthoughWtheyWareWunicellularW(orW
simpleWmulticellular)-WbasedWonWmorphology,WbehaviorWandWDNA
Questions with Correct Answers 2025
WhatWdoesWLUCAWstandWforWandWwhereWdidWitWlikelyWlive?W-WCORRECTWANSWERW-
LastWUniversalWCommonWAncestor-
WShallowWalkalineWseas,WsomewhereWwithWnaturalWchemicalWgradients
WhichWofWtheWfollowingWdoWcyanobacteriaWhave?
-Chloroplast
-ThylakoidWMembranes
-PeptidoglycanWCellWWalls
-Ribosomes
-CircularWDNA
-Nucleus
-ChlorophyllW-WCORRECTWANSWERW--ThylakoidWMembranes
-PeptidoglycanWCellWWalls
-Ribosomes
-CircularWDNA
-Chlorophyll
WhatWareWthreeWsimilaritiesWbetweenWBacteriaWandWArchaea?W-WCORRECTWANSWERW-
BinaryWFission
Non-CelluloseWCellWWall
NoWnucleous
SmallWribosomes
CircularWDNA
, Single-Cellular
NoWmembrane-boundWorganelles
WhatWtwoWdomainsWhaveWtheWabilityWtoWphotosynthesize?W-WCORRECTWANSWERW-
BacteriaWandWEukarya
AnWinfectionWwithWwhatWkindWofWmicrobe,Warchaea,WbacteriaWorWprotistWwouldWbeWtheWmostWdiff
icultWoneWtoWtargetWwithWaWdrugWandWwhy?W-WCORRECTWANSWERW-
ProtistsWbecauseWtheyWareWeukaryoticWandWshareWmostWofWtheirWstructuresWwithWhumanWcells
WhatWareW3WadvantagesWofWbeingWmulti-cellular?W-WCORRECTWANSWERW-LiveWlonger
RespondWtoWtheWenvironment
LargerWsize
MoreWcomplex
Specialization/WdelegationWofWfunction
MaintainWhomeostasisWeasier
HowWdoesWtheWdouble-
membraneWofWmitochondriaWandWchloroplastWsuggestWthatWtheyWareWtheWresultWofWendosymbios
is?W-WCORRECTWANSWERW-
ItWshowsWthatWoneWmembraneWusWtheWmembraneWofWtheWengulfedWbacteriaWandWtheWsecondWou
terWmembraneWisWtheWhostWcell'sWmembraneWthatWformedWthroughWendocytosis
WhyWdidWDr.WNicoleWKingWchooseWtoWstudyWtheWoriginsWofWanimalsWbyWstudyingWchoanoflagellate
s?W-WCORRECTWANSWERW-
TheyWareWtheWclosestWgroupWtoWanimalsW(theyWshareWtheWcommonWancestorWoneWstepWfurtherWb
ackWinWtimeWfromWtheWcommonWancestorWofWallWanimals)WevenWthoughWtheyWareWunicellularW(orW
simpleWmulticellular)-WbasedWonWmorphology,WbehaviorWandWDNA