Bio 301 chapter 7 with correct answers

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Bio 301 chapter 7 with correct answers

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Institution Bio 301 Chapter 7

Course Bio 301 chapter 7

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whatiuareiutheiu3iurequirementsiuforiuevolutioniubyiunaturaliuselection iationiuamongiuindividuals eritanceiuofiuvariation orableiucharacteristicsiumostiulikelyiutoiusurvive whatiuisiuaiuchromosome? compactiustructuresiuconsistingiuofiulongiustrandsiuofiuDNAiuwoundiuaroundiuproteins whatiudoiuchangesiuiniuallelesiucreate? differencesiuiniuaniuorganism’siuphenotype whatiudoesiupolygeniciumean? wheniuaiusingleiutraitiuisiuaffectediubyiumultipleiugenesiu(aniuheight) -iuenablesiuphenotypesiutoiuhaveiuaiuwideiurange -iubelliushapediucurve whatiuisiupleiotropy wheniuaiusingleiugeneiuaffectsiumultipleiutraits whatiuisiuepistasis? wheniutheiuexpressioniuofiuoneiugeneiuisiucontrollediubyiuanother whatiuisiucodominance? wheniutwoiuallelesiubothiucontributeiutoiutheiuphenotype whatiuisiurandomiuassortment? processiuofiumakingiuhaploidiugametesiuiniuwhichiutheiucombinationiuofiuallelesiucouldiubeiuanythingiupossessediubyiutheiudiploidiuparents whatiuisiurecombination? theiushufflingiuofiugenesiuasiutheyiuareiucopiediuthroughiumeiosisiu(crossingiuover) whatiuareiutheiu5iumechanismsiuofiuevolution? ation rationiu eticiudrift uraliuselection ualiuselection whatiuisiuevolutioniubyiumutation? mutationsiuwithiunegativeiuimpactiuofiuphysiologicaliufunctioniuareiunotiufavorediu(butiusmalliufractioniucaniubeiubeneficial,iulikeiuwhiteiucoatiudeeriuiniuSenecaiuArmyiuDepotiuofiuNY) whatiuisiugeneticiudrift? whatiuhappensiuwheniugeneticiuvariationiuisiulostiudueiutoiurandomiuvariationiuiniumating,iumortality,iufecundity,iuandiuinheritance whatiuisiutheiubottleneckiuaffect? aiureductioniuofiugeneticiudiversityiudueiutoiuaiulargeiureductioniuiniupopulationiusize -iulowersiuvariation,iuwhichiulowersiuabilityiutoiuadapt whatiuisiutheiufounderiueffect? smalliunumberiuofiuindividualsiuleaveiuaiupopulationiuandiucolonizeiuaiunewiuarea -iugeneticiuvariationiuremainsiulowiuuntiliuenoughiutimeiuhasiupassediuforiuenoughiumutations WhatiuisiutheiuHardy-Weinbergiuprinciple? -iuusediutoiuquantifyiuevolution -iuassumesiunoiuevolutioniu(n

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Bio 301 chapter 7
whatiuareiutheiu3iurequirementsiuforiuevolutioniubyiunaturaliuselection
1.iuvariationiuamongiuindividuals
2.iuinheritanceiuofiuvariation
3.iufavorableiucharacteristicsiumostiulikelyiutoiusurvive

whatiuisiuaiuchromosome?
compactiustructuresiuconsistingiuofiulongiustrandsiuofiuDNAiuwoundiuaroundiuproteins
whatiudoiuchangesiuiniuallelesiucreate?
differencesiuiniuaniuorganism’siuphenotype
whatiudoesiupolygeniciumean?
wheniuaiusingleiutraitiuisiuaffectediubyiumultipleiugenesiu(ex.iuhumaniuheight)
-iuenablesiuphenotypesiutoiuhaveiuaiuwideiurange
-iubelliushapediucurve
whatiuisiupleiotropy wheniuaiusingleiugeneiuaffectsiumultipleiutraits
whatiuisiuepistasis? wheniutheiuexpressioniuofiuoneiugeneiuisiucontrollediubyiuanother
whatiuisiucodominance? wheniutwoiuallelesiubothiucontributeiutoiutheiuphenotype
whatiuisiurandomiuassortment?

processiuofiumakingiuhaploidiugametesiuiniuwhichiutheiucombinationiuofiuallelesiucouldiubeiuanythingiuposs
essediubyiutheiudiploidiuparents
whatiuisiurecombination?
theiushufflingiuofiugenesiuasiutheyiuareiucopiediuthroughiumeiosisiu(crossingiuover)
whatiuareiutheiu5iumechanismsiuofiuevolution?
1.iumutation
iu2.iumigration iu

3.iugeneticiudrift
iu4.iunaturaliuselection

iu5.iusexualiuselection

whatiuisiuevolutioniubyiumutation?

mutationsiuwithiunegativeiuimpactiuofiuphysiologicaliufunctioniuareiunotiufavorediu(butiusmalliufractioniuca
niubeiubeneficial,iulikeiuwhiteiucoatiudeeriuiniuSenecaiuArmyiuDepotiuofiuNY)
whatiuisiugeneticiudrift?

whatiuhappensiuwheniugeneticiuvariationiuisiulostiudueiutoiurandomiuvariationiuiniumating,iumortality,iufecu
ndity,iuandiuinheritance
whatiuisiutheiubottleneckiuaffect?
aiureductioniuofiugeneticiudiversityiudueiutoiuaiulargeiureductioniuiniupopulationiusize
-iulowersiuvariation,iuwhichiulowersiuabilityiutoiuadapt
whatiuisiutheiufounderiueffect?
smalliunumberiuofiuindividualsiuleaveiuaiupopulationiuandiucolonizeiuaiunewiuarea
-iugeneticiuvariationiuremainsiulowiuuntiliuenoughiutimeiuhasiupassediuforiuenoughiumutations
WhatiuisiutheiuHardy-Weinbergiuprinciple? -iuusediutoiuquantifyiuevolution

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Number of pages: 2
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