UW Madison Bio 101 Exam 4 Questions
and Answers 2025
WhatAisAbiologicalAevolution?A-ACORRECTAANSWERSA-
HeritableAchangeAinAaApopulationAacrossAmanyAgenerations.
WhatAisAtheAdifferenceAbetweenAmicroevolutionAandAmacroevolution?A-
ACORRECTAANSWERSA-
MicroevolutionAisAonAaAsmallAscale.AItAisAaAchangeAinAaAsingleAgene.AMacroevolutionAisAonA
aAlargeAscaleAandAresultsAinAtheAformationAofAaAnewAspecies.
WhatAisAaAscientificAtheoryA(definition)?A-ACORRECTAANSWERSA-AAwell-
testedAconceptAthatAexplainsAaAwideArangeAofAobservations.
WhatAisAcatastrophism?A-ACORRECTAANSWERSA-
TheAideaApresentedAbyAGeorgesACuvierAthatAmajorAdisturbancesAcauseAchangeA(inAstrataA
fossilArecord).
WhatAisAuniformitarianism?A-ACORRECTAANSWERSA-
TheAideaAofACharlesALyellAthatAgradualAchangesAoccurAoverAtimeAdueAtoAnaturalAprocesse
sA(inAtheAstrataAfossilArecord).
WhatAisAtheAmechanismAresponsibleAforAchangeAinAaAspeciesAoverAtime?A-
ACORRECTAANSWERSA-NaturalASelection
DescribeAfitness.A-ACORRECTAANSWERSA-
TheAabilityAofAanAorganismAtoApassAitsAgenesAtoAtheAnextAgeneration.AIncludesAsurviving,Afi
ndingAaAmate,AandAreproducingAaAnewAgenerationAofAoffspring.AFitnessAdependsAonAtheAe
nvironmentAinAwhichAanAorganismAlives.
WhatAareAhomologousAstructures?A-ACORRECTAANSWERSA-
FunctionallyAdifferentAfeaturesAwithAsimilarAconstructionAdueAtoAcommonAancestry.
WhatAareAvestigialAstructures?A-ACORRECTAANSWERSA-
AnatomicalAfeaturesAwithAnoAapparentAfunction,AbutAresembleAstructuresAofApresumedAan
cestors.
WhatAareAhoxAgenes?A-ACORRECTAANSWERSA-Pattern-
formingAgenesAthatAguideAbodyAplans.
WhatAareAanalogousAstructures?A-ACORRECTAANSWERSA-
PerformAtheAsameAorAsimilarAfunction,AbutAevolvedAseparately.
WhatAisAconvergentAevolution?A-ACORRECTAANSWERSA-
EvolutionAofAsimilarAstructuresAinAdistantlyArelatedAorganismsAthatAoccupyAsimilarAenviron
ments.
WhatAisAtheAfossilArecord?A-ACORRECTAANSWERSA-
TheAorderedAarrayAinAwhichAfossilsAappearAinAtheAstrata.
T/F:AAllAgeneticAvariationAmakesAanAorganismAmoreAfit.A-ACORRECTAANSWERSA-
False.AEx=Aalbinism
T/F:APopulationsAareAtheAunitsAofAevolution.A-ACORRECTAANSWERSA-
True,AnotAindividuals.
WhatAisAaAgeneApool?A-ACORRECTAANSWERSA-AAsumAofAallAtheAallelesAinAaApopulation.
and Answers 2025
WhatAisAbiologicalAevolution?A-ACORRECTAANSWERSA-
HeritableAchangeAinAaApopulationAacrossAmanyAgenerations.
WhatAisAtheAdifferenceAbetweenAmicroevolutionAandAmacroevolution?A-
ACORRECTAANSWERSA-
MicroevolutionAisAonAaAsmallAscale.AItAisAaAchangeAinAaAsingleAgene.AMacroevolutionAisAonA
aAlargeAscaleAandAresultsAinAtheAformationAofAaAnewAspecies.
WhatAisAaAscientificAtheoryA(definition)?A-ACORRECTAANSWERSA-AAwell-
testedAconceptAthatAexplainsAaAwideArangeAofAobservations.
WhatAisAcatastrophism?A-ACORRECTAANSWERSA-
TheAideaApresentedAbyAGeorgesACuvierAthatAmajorAdisturbancesAcauseAchangeA(inAstrataA
fossilArecord).
WhatAisAuniformitarianism?A-ACORRECTAANSWERSA-
TheAideaAofACharlesALyellAthatAgradualAchangesAoccurAoverAtimeAdueAtoAnaturalAprocesse
sA(inAtheAstrataAfossilArecord).
WhatAisAtheAmechanismAresponsibleAforAchangeAinAaAspeciesAoverAtime?A-
ACORRECTAANSWERSA-NaturalASelection
DescribeAfitness.A-ACORRECTAANSWERSA-
TheAabilityAofAanAorganismAtoApassAitsAgenesAtoAtheAnextAgeneration.AIncludesAsurviving,Afi
ndingAaAmate,AandAreproducingAaAnewAgenerationAofAoffspring.AFitnessAdependsAonAtheAe
nvironmentAinAwhichAanAorganismAlives.
WhatAareAhomologousAstructures?A-ACORRECTAANSWERSA-
FunctionallyAdifferentAfeaturesAwithAsimilarAconstructionAdueAtoAcommonAancestry.
WhatAareAvestigialAstructures?A-ACORRECTAANSWERSA-
AnatomicalAfeaturesAwithAnoAapparentAfunction,AbutAresembleAstructuresAofApresumedAan
cestors.
WhatAareAhoxAgenes?A-ACORRECTAANSWERSA-Pattern-
formingAgenesAthatAguideAbodyAplans.
WhatAareAanalogousAstructures?A-ACORRECTAANSWERSA-
PerformAtheAsameAorAsimilarAfunction,AbutAevolvedAseparately.
WhatAisAconvergentAevolution?A-ACORRECTAANSWERSA-
EvolutionAofAsimilarAstructuresAinAdistantlyArelatedAorganismsAthatAoccupyAsimilarAenviron
ments.
WhatAisAtheAfossilArecord?A-ACORRECTAANSWERSA-
TheAorderedAarrayAinAwhichAfossilsAappearAinAtheAstrata.
T/F:AAllAgeneticAvariationAmakesAanAorganismAmoreAfit.A-ACORRECTAANSWERSA-
False.AEx=Aalbinism
T/F:APopulationsAareAtheAunitsAofAevolution.A-ACORRECTAANSWERSA-
True,AnotAindividuals.
WhatAisAaAgeneApool?A-ACORRECTAANSWERSA-AAsumAofAallAtheAallelesAinAaApopulation.
