geneicorrectianswersiunitiofiDNAithatiencodesiinfoineededitoiproduceiproteins,icells,i&ientireiorgani
sms;
canibeiaifewihundreditoimanyithousandsiofinucleotidesiinilength
locusicorrectianswersilocationiofiaigeneioniaichromosome
autosomesicorrectianswersinon-sexichromosomes
homologousichromosomesicorrectianswersicarryitheisameikindsiofigenesiforitheisameicharacteristic
s
allelesicorrectianswersialternativeiversionsiofigenesifoundiatitheisameigeneilocus;iformedibyimutatio
ns
homozygousicorrectianswersihomologousichromosomesicarryisameialleleiatigeneilocus
heterozygousicorrectianswersitwoihomologousichromosomesicarryidifferentiallelesiatigivenilocus;ia
lsoicalledihybrid
PunnettiSquareiMethodicorrectianswersipredictsioffspringigenotypesiandiphenotypesifromicombinat
ionsiofiparentaligametes
1.iAssignilettersitoitheidifferentiallelesiofitheicharacteristiciundericonsiderationi(dominant=uppercas
e,irecessive=lowercase)
2.idetermineitheipossibleigametesifromibothiparents
3.iwriteigametesifromieachiparentialongieachisideiofi2x2igrid
4.ifilliinigenotypesiofieachipairioficombinedigametesiinitheigrid
5.idetermineigenotypicirationibasedionioutcome
,6.ibasedionidominantiandirecessiveitraits,icalculateipredictediphenotype
.GregoriMendelicorrectianswersidiscoveredipatternsiofiinheritanceiandimanyiessentialifactsiaboutige
nes,ialleles,iandidistributioniofiallelesiduringireproduction;iusedipeaiplantsitoiseeipatternsiiniwayipla
nticharacteristicsiwereiinherited
whyididiMendeliuseipeaiplants?
icorrectianswersihasibothicarpeli(female)iandistameni(male)ireproductiveistructuresiandinaturallyisel
f-fertilize;iwasiableitoicross-fertilize
pollenifromistamenitransfersitoicarpel
keyitoiMendel'sisuccessicorrectianswersichoseiaisimpleidesign,istudiesioneitraitiatiaitimeiandifollowe
diseveraligenerations
ex.iwhiteivsipurpleiflowers
trueibreedingicorrectianswersihomozygousiforiaicharacteristic
genotypeicorrectianswersiparticularicombinationiofithei2iallelesicarriedibyianiindividual
phenotypeicorrectianswersiphysicaliexpressioniofitheigenotypei(purpleioriwhileiflowers)
testicrossicorrectianswersiuseditoideduceiwhetherianiorganismiw/
iaidominantiphenotypeiisihomozygousioriheterozygous
femaleisexichromosomesicorrectianswersitwoiXichromosomes
maleisexichromosomesicorrectianswersiXichromosomeiandiYichromosome
, incompleteidominanceicorrectianswersiwhenitheiheterzygousiphenotypeiisiintermediateibtwitheitwoi
homozygousiphenotypes,
someiallelesiareiincompletelyidominantioveriothers
blooditypeicorrectianswersisingleigeneimayihaveimultipleialleles,iproduceitypesiA,B,AB,Oifromi3ial
leles,iA,B,o
allelesiAiandiBicorrectianswersicodeiforienzymesithatiaddidifferentisugarimoleculesitoitheiendsiofigly
coproteinsithatiprotrudeifromiredibloodicells
alleleioicorrectianswersicodesiforinonfunctionalienzymesithatidoinotiaddianyisugarimolecules
codominanceicorrectianswersiwheniheterozygotesiexpressitheiphenotypesiofibothitheihomozygotesi(
bothiAiandiBiglycoproteinsiiniABiblooditype)
universalidonori(typeiO)icorrectianswersilacksisugarsiandinotiattackedibyiantibodies,imakesiAi&iBia
ntibodies
nondisjunctionicorrectianswersiincorrectiseparationiofichromosomesiinimeiosis;icausesigametesitoih
aveitooimanyi&itooifewichromosomes
nucleiciacidsicorrectianswersipolymersiofinucleotidesilinkeditogetheribyidehydrationisynthesisireact
ions;
informationistorageianditransmission
genesicorrectianswersiunitsiofiheredityimadeiofinucleiciacid(DNA)
nucleotidesicorrectianswersibuildingiblockimoleculesiofinucleiciacid;icomposediofiaisugar,iphosphat
eigroupiandinitrogenousibase