ANSC 100 Final Exam Questions And Answers.

ANSC 100 Final Exam Questions And
Answers


What ianimal ispecies iwas idomesticated ifirst? i- icorrect iAnswers i✔✔ i-the idog i(14,000 iBC)
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What ilivestock ispecies iwas idomesticated ifirst? i- icorrect iAnswers i✔✔ i-the isheep i(8,000 iBC)
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What iwere icharacteristics ithat iwere icommon iamong ithe ianimals ithat iwere idomesticated? i-
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icorrect iAnswers i✔✔ i--generally ilived iin icomfortable iin igroups i
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-had isome idominance ihierarchy iin iplace
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-tolerated ihumans kr




-adapted ito ia ivariety iof ienviroments
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-reproduced iwell iin icapacity kr kr kr




What iare isome ivalues iof idomestication? i- icorrect iAnswers i✔✔ i--increased iaccess ito ia ihigh
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iquality iprotein isource
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-benefit iof ianimal imilk iand iegg iproduction
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-most idomestic ilivestock iwere imultipurpose isupplying iboth ifood iand iwork
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-domestic ianimals iserved ias iguardians iand iin irodent icontrol
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-animals iwere ia imajor isource iof itransportation iand ipower
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What iis iaquaculture? i- icorrect iAnswers i✔✔ i-farming ior irearing iof iaquatic iplants iand ianimals;
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ialso iknown ias i"underwater iagriculture"
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What iare ithe imost icommon iaquaculture ianimals? i- icorrect iAnswers i✔✔ i-finfish, icrustaceans
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iand imollusks
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What iis ithe inumber ione iaquaculture ianimal iin iproduction iand isale? i- icorrect iAnswers i✔✔ i-
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catfish

What iis itranscription? i- icorrect iAnswers i✔✔ i-process iof ibuilding iRNA icomplementary ito iDNA ito
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iproduce ia iprotein
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,What iis itranslation? i- icorrect iAnswers i✔✔ i-process iof iusing ithe iinformation ifrom imRNA ito
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iassemble iamino iacids iinto ia iprotein
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What iis ia iphenotype? i- icorrect iAnswers i✔✔ i-all iof iits iobservable icharacteristics
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What iis ia igenotype? i- icorrect iAnswers i✔✔ i-genetic imakeup iof ian iorganism
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What iis ithe iphenotype iinfluenced iby? i- icorrect iAnswers i✔✔ i-they iare iinfluenced iboth iby iits
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igenotype iand iby ithe ienvironment
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What iis ia igenome? i- icorrect iAnswers i✔✔ i-the imap iof iall ithe igenes iin ithe ianimal
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What iare igenes? i- icorrect iAnswers i✔✔ i-coding iportions imade iup iof ispecific ideoxyribose
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inucleotides i(DNA)
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How imany ichromosome ipairs ido ihumans ihave? i- icorrect iAnswers i✔✔ i-23 ipair
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How imany ichromosome ipairs ido icattle ihave? i- icorrect iAnswers i✔✔ i-30 ipair
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How imany ichromosome ipairs ido iswine ihave? i- icorrect iAnswers i✔✔ i-19 ipair
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How imany ichromosome ipairs ido iequine ihave? i- icorrect iAnswers i✔✔ i-32 ipair
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How imany ichromosome ipairs ido ichickens ihave? i- icorrect iAnswers i✔✔ i-39 ipair
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How imany ichromosome ipairs ido icorn ihave? i- icorrect iAnswers i✔✔ i-10 ipair
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How imany ichromosome ipairs ido ibarely ihave? i- icorrect iAnswers i✔✔ i-27 ipair
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What iare ihomozygous ipairs? i- icorrect iAnswers i✔✔ i-animals iwith imatching ialleles iat ia igiven
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ilocus i(AA)
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What iare iheterozygous ipairs? i- icorrect iAnswers i✔✔ i-animals iwith idifferent ialleles iat ia igiven
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ilocus i(Aa)
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What iis ithe idominant igene iaction? i- icorrect iAnswers i✔✔ i-is ia imember iof ia igene ipair iis
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iexpressed ito ithe iexclusion iof ithe iother
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What iis ithe iincomplete idominance igene iaction? i- icorrect iAnswers i✔✔ i-occurs iwhen ino
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idominance iexists iand ia iheterozygous iindividual iwill iappear ias ian iintermediate ibetween itwo
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ialleles
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What iis iepistasis igene iaction? i- icorrect iAnswers i✔✔ i-is iwhen imany igene ipairs iact iin iconcert
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iwith ione ianother ito iproduce igene iexpression
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What iis ithe irecessive igene iaction? i- icorrect iAnswers i✔✔ i-is ithe imember iof ia igene ipair ithat iis
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ionly iexpressed iwhen ithe idominant iallele iis iabsent ifrom ithe ianimal's igenome
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,Explain imitosis i- icorrect iAnswers i✔✔ i--normal icell idivision
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-ongoing iprocess kr




-tissue irepair, igrowth, ietc
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-same igenetic imaterial iin ieach icell iof ithe ibody
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Explain imeiosis i- icorrect iAnswers i✔✔ i--formation iof isex igametes
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-sex icells i(sperm iand iegg)
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-only ihas i1/2 ithe igenetic icompliment i
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-note idifferences iin icell idevelopment
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What iis iselection? i- icorrect iAnswers i✔✔ i-the iprocess iof ichoosing iwhich ianimals ito ibe iparents
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What iis ia imating isystem? i- icorrect iAnswers i✔✔ i-the iprocess iof ideciding iwhich ianimals ito
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imate
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What iis iinbreeding? i- icorrect iAnswers i✔✔ i-mating irelated ianimals
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What iis ioutcrossing? i- icorrect iAnswers i✔✔ i-mating iunrelated ianimals ifrom ithe isame ibreed
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What iis icross ibreeding? i- icorrect iAnswers i✔✔ i-mating ianimals ifrom idifferent ibreeds
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What iare ithe iadvantages iof icrossbreeding? i- icorrect iAnswers i✔✔ i--heterosis
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-breed idifferences kr




-most icommonly iused iin iswine, ibeef icattle iand isheep
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What iare idisadvantages iof icrossbreeding? i- icorrect iAnswers i✔✔ i-management ican ibe idifficult iin
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iextensive iproduction isystems
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Explain iheterosis/hybrid ivigor i- icorrect iAnswers i✔✔ i--for imost itraits, ias iheterozygosity iincreases
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iperformance iimproves
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-opposite iof iinbreeding idepression kr kr kr




-primarily iassociated iwith icrossbreeding kr kr kr




What iis ihyperplasia? i- icorrect iAnswers i✔✔ i-an iincrease iin ithe inumber iof icells
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What iis ihypertrophy? i- icorrect iAnswers i✔✔ i-an iincrease iin icell isize
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What iis ithe iorder iof ifat ideposit? i- icorrect iAnswers i✔✔ i-1. iperinephric i(internal, iorgans)
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2. iintermuscular i(seam ifat, ibetween ithe imuscle)
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, 3. isubcutaneous i(external ifat, iback ifat)
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4. iintramuscular i( imarbling, iwithin ithe imuscle)
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What iis ithe ianimal igrowth icurve? i- icorrect iAnswers i✔✔ i-sigmoidal ior iS-shaped
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Explain ithe iovary i- icorrect iAnswers i✔✔ i--female igonads
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-shape iis idependent ion ispecies
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What iare ithe ifunction iof ithe iovary? i- icorrect iAnswers i✔✔ i-produce ifemale igametes i(ova)
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-produce iestrogen iand iprogesterone
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Explain ithe ioviduct i- icorrect iAnswers i✔✔ i-ovary ito iuterine ihorn
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What iare ifunctions iof ithe ioviduct? i- icorrect iAnswers i✔✔ i--ovum itransport
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-sperm istorage iand icapacitation
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-fertilization

-early iembryo idevelopment
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Explain ithe iuterus i- icorrect iAnswers i✔✔ i--organs ibetween ithe ioviducts iand ithe icervix
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-consists iof ia ibody iand itwo ihorns
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What ianimals ihave isimpli iuterus? i- icorrect iAnswers i✔✔ i-humans i(no ihorns)
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What ianimals ihave ibicornuate iuteri? i- icorrect iAnswers i✔✔ i-cow, iewe, isow iand imare
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Explain ithe icervix i- icorrect iAnswers i✔✔ i-located ibetween ithe ivagina iand ithe iuterus
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What iare ithe ifunctions iof ithe icervix? i- icorrect iAnswers i✔✔ i-lubrication, iflushing iand ibarriers
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What icervix ido icows iand iewes ihave? i- icorrect iAnswers i✔✔ i-annular irings
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What icervix ido isows ihave? i- icorrect iAnswers i✔✔ i-corkscrew
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What icervix ido imares ihave? i- icorrect iAnswers i✔✔ i-longitudinal ifolds
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Explain ithe ivagina i- icorrect iAnswers i✔✔ i-connects ithe icervix ito ithe iexternal igenitalia iand
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iserves ias ithe ifemale icopulatory
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Explain ithe ivulva i- icorrect iAnswers i✔✔ i-external itissue iof ithe ifemale ireproductive itract iand iit
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ireceives ithe ipenis iduring icopulation
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Explain ithe iscrotum? i- icorrect iAnswers i✔✔ i--two-lobed ipouch ithat ihouses ithe itestes
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