EXAM UPDATE QUESTIONS AND ANSWER
CHAPTERi1:iToitestitheieffectiofivitaminiDionigrowth,itwoigroupsiofiratsiwereir
aisediunderiidentical
conditionsiandifeditheisameidiet.iOneiofitheigroupsireceivedidailyiinjectionsio
fivitaminiD.iTheiotherigroup
receivediinjectionsiofisaline,iwhichididinoticontainivitaminiD.iAllitheiratsiwerei
weighediweeklyifori2imonths.
Inithisiexperiment,itheicontroliwasithe?i-igroupireceivingisaline
CHAPTERi1:iAigoodiexperimentishouldiincludeiasimanyivariablesiasipossiblei
atitheisameitime.iTrueior
False?i-ifalse
CHAPTERi1:iPhotosyntheticibacteriaiareiexamplesiofiautotrophs.iTrueioriFals
e?i-itrue
CHAPTERi1:iTheivariationiamongiindividuals,ioniwhichinaturaliselectioniacts,iis
i-igeneticidifferences
CHAPTERi1:iWhyidoiheterotrophsirequirei"food"iforisurvival?i-
ifoodiprovidesitheiorganicichemicalsineededibyiheterotrophs
CHAPTERi1:iScienceicannotianswericertainimoraliquestionsibecause?i-
imoralivaluesidifferiamongiindividuals
CHAPTERi1:iImagineithati1imilliliteriofianiexperimentalidrugidilutediiniaisaline
isolutioniisiinjected
intoi20ipregnantimiceitoidetermineipossibleisideieffects.iWhichiofitheifollo
wingiisiaisuitableicontroliforithis
experiment?i-i20ipregnantimiceiinjectediwithi1imilliliteriofisaline
,CHAPTERi1:iTheiexperimentsiofiFrancescoiRedi?i-
idisproveitheiideaiofispontaneousigeneration
CHAPTERi1:iAlliofitheifollowingiareiscientificiprinciplesithatiunderlieiscientifici
inquiryiEXCEPT?i-inaturaliselection
CHAPTERi1:iWhichiofitheifollowingiisianiexampleiofideductiveireasoning?i-
iifiainewispeciesiofibacteriaiisidiscovered,iitiwillibeimadeiupiofiorganicimolecul
es
CHAPTERi2:iIsotopesiareiatomsiofitheisameielementithatihaveidifferentinum
bersiofiprotons.iTrueior
False?i-ifalse
CHAPTERi2:iAisingleicovalentichemicalibondirepresentsitheisharingiofihowiman
electrons?i-i2
CHAPTERi2:iIfiyouiplaceiaipaperitoweliiniaidishiofiwater,itheiwateriwill?i-
imoveiupitheitoweliasitheiwateriadheresitoitheipaperitoweliwhileitheicohesiv
eiwaterimoleculesistayiboundito
eachiother.
CHAPTERi2:iIfiaisubstanceimeasuresi7ionitheipHiscale,ithatisubstance?i-
ihasiequaliconcentrationiofiH+iandiOH-iions
CHAPTERi2:iWhichiofitheifollowingicouldipotentiallyibeiaifreeiradical?i-
iioxygeni(atomicinumberi8)
CHAPTERi2:iWhatihappensiwhenihydrochloriciacidi(HCl)iisiaddeditoipureiwat
er?i-iTheiHClimoleculesiseparateiintoiH+iandiCl-iions.
CHAPTERi2:iCarbon-
14iisiofteniusediforicarbonidating,iwhereiscientistsimeasureitheirateioficarbo
n-14
decayitoidetermineitheiageiofiitems.iCarbon-
14icontainsisixiprotonsiandieightineutrons.iDuringitheiprocessiof
carbon-
14idecay,ioneiofiitsieightineutronsibecomesiaiprotoniandianielectroniisiemitte
d.iWhichiofitheifollowing
, isitheiBESTiexplanationiofiwhatihasioccurred?i-
iTheiresultingiatomiisinowiaidifferentielementibecauseitheinumberiofiprotonsi
hasichanged.
CHAPTERi2:iAsiiceimelts,iit?i-
i absorbsiheatifromiitsisurroundingsiCHAPTERi2:iHowidoibuffersiwork
?i-iTheyiacceptiorireleaseiOH-i.
CHAPTERi2:iUnlikeiairock,iaireptileicanisitiinitheihotisunshineiwithoutiitsibodyite
peratureisoaring
quickly.iThisiisibecauseitheiwateriiniitsibody?i-
i hasiaihighispecificiheatiCHAPTERi3:iWhereiisiglycogenistorediinivertebratei
animals?i-
i liveriandimusclesiCHAPTERi3:iLargeibiologicalimoleculesiareisynthesizedib
yiremoving?i-iwater
CHAPTERi3:iWhichiofitheifollowingiisiTRUEiaboutiwaxes?i-
itheyiareisaturatedifatsiandiareisolidiatinormalioutdooritemperatures
CHAPTERi3:iWhichiofitheifollowingiisiNOTianiorganicimolecule?i-
icarbonimonoxide
CHAPTERi3:iTheifiberiiniyouridietiisiactually?i-icellulose
CHAPTERi3:iWhenitheileveliofiglucoseiiniyouribloodiisihigh,iyouribodyiisiableit
oistoreiexcessiglucose
initheiliveribyiformingiglycogen.iWhenibloodiglucoseilevelsifall,ithisistoredi
glucoseicanibeireleased.iBasedion
thisiinformation,iwhichiofitheifollowingiisitrue?i-
iGlycogeniisiaipolysaccharideiformedibyijoiningiexcessimonosaccharidesiofig
lucose
CHAPTERi3:iInidehydrationisynthesis,itheiatomsithatimakeiupiaiwaterimolecu
leiareiderivedifrom?i-ibothiofitheireactants