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UNCW Bio 202 Exam 4 Questions and Answers $10.49   Add to cart

Exam (elaborations)

UNCW Bio 202 Exam 4 Questions and Answers

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  • Course
  • UNCW Bio 202
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  • UNCW Bio 202

UNCW Bio 202 Exam 4 Questions and Answers What evidence suggests that Echinoderms evolved radial symmetry secondarily? - correct ans-d) Echinoderm larvae demonstrate bilateral symmetry Pedicellariae are pincer-like extensions located on the surface of echinoderms and function to: - correct an...

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  • October 5, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • UNCW Bio 202
  • UNCW Bio 202
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UNCW Bio 202 Exam 4 Questions and An
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swers
WhatfgevidencefgsuggestsfgthatfgEchinodermsfgevolvedfgradialfgsymmetryfgsecondarily?fg-
fgcorrectfgans-d)fgEchinodermfglarvaefgdemonstratefgbilateralfgsymmetry

Pedicellariaefgarefgpincer-
likefgextensionsfglocatedfgonfgthefgsurfacefgoffgechinodermsfgandfgfunctionfgto:fg-fgcorrectfgans-
a)fgRemovefgdebrisfg
b)fgPreventfgotherfgorganismsfgfromfgsettlingfgonfgthefganimalfg
c)fgProtectfgthefgdermalfgbranchiaefg
-->fgd)fgAllfgoffgthefgabove
Afgmutationfginfgthefggenefgthatfgisfgresponsiblefgforfgthefgdevelopmentfgoffgthefgclitellumfgwouldfgr
esultfginfgimpairmentfgoffgwhichfgoffgthefgfollowingfgfunctions?fg-fgcorrectfgans-
e)fgReproductionfginfgoligochaetes
Youfgarefgaskedfgtofgidentifyfganfgunknownfgcritter.fgYoufgfindfgthatfgitfghasfgafgcoelom,fgsegmentat
ion,fglongfgflowingfgsetaefgandfgwell-developedfgjaws.fgYoufgthinkfgitfgmustfgbe:fg-fgcorrectfgans-
a)fgAfgmobilefgpolychaete
Onefgimportantfgwayfgthatfgtropicalfgfrogsfgdifferfgfromfgtemperatefgspeciesfgis:fg-fgcorrectfgans-
a)fgTropicalfgspeciesfgexertfgsomefgdegreefgoffgcarefgforfgtheirfgyoung,fgwhilefgtemperatefgfrogsfgd
ofgnot
Tiktaalikfgisfgconsideredfgafgtransitionalfgformfgbetweenfgfishfgandfgtetrapodsfgbecause:fg-
fgcorrectfgans-c)fgItfgpossessesfgweightfgbearingfgfins

Whilefgswimmingfgatfgthefgbeach,fgyoufgnoticefgafgspinyfganimalfgonfgthefgseafloorfgthatfgshowsfglit
tlefgorfgnofgmovement.fgBeingfgafgbiologist,fgyoufggrabfgitfgandfgbringfgitfgtofgthefglabfgforfgdissection,
fguponfgwhichfgyoufgdiscoverfganfgendoskeletonfgconsistingfgoffgafgmeshworkfgoffgossicles.fgWha

tfgtypefgoffganimalfgmightfgthisfgbefgandfgwhatfgkindfgoffgsymmetryfgisfgitfglikelyfgtofgdemonstrate?fg-
fgcorrectfgans-a)fgEchinoderm;fgradial

Whichfganimal,fgpossessingfgallfgfivefgChordatefgtraitsfginfgadditionfgtofgafgwell-
developedfghead,fgisfgthoughtfgtofgrepresentfgafggoodfgmodelfgoffgwhatfgthefgcommonfgvertebrate
fgancestorfgprobablyfglookedfglike?fg-fgcorrectfgans-e)fgTunicatefglarva

Whichfgoffgthefgfollowingfggroupsfgisfgthoughtfgtofghavefggivenfgrisefgtofgthefgtetrapods?fg-
fgcorrectfgans-b)fgLobe-finnedfgfishes

Althoughfgtheyfgarefgoftenfgviewedfgbyfgpeoplefgasfgbeingfggenerallyfgsimilar,fgamphibiansfgandfg
reptilesfgarefgactuallyfgquitefgdifferent.fgWhichfgoffgthefgfollowingfgrepresentsfgafgdifferencefgbetw
eenfgthefggroups?fg-fgcorrectfgans-a)fgMorefgpowerfulfgjawsfginfgreptiles
b)fgLargerfgandfgbetterfgdevelopedfglungsfginfgreptiles
c)fgThinfgskinfgallowingfgcutaneousfgrespirationfgbyfgamphibians
d)fgReptilefglimbsfgdesignedfgforfgbetterfgsupport
-->fge)fgAllfgoffgthefgabovefgrepresentfgdifferencesfgbetweenfgamphibiansfgandfgreptiles
WhyfgdidfgthefgpossessionfgoffglungsfgenablefglungfishfgtofgsurvivefgthefgDevonianfgperiod?fg-
fgcorrectfgans-

d)fgFreshwaterfgenvironmentsfgwerefgunstablefgandfghadfglittlefgdissolvedfgoxygen

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