HESI A2 BIOLOGY TEST V1&V2 LATEST 2024-
g g g g g g
g 2025 ALL REAL EXAM QUESTIONS AND CORRECT
g g g g g g g
ANSWERS
agcellgfromgheartgmusclegwouldgmostglikelygcontaingangunusualgamountgofgwhatgorganelleg-
Answer-gmitochondria
whygisgpolaritygthegmostgimportantgcharacteristicgofgwater?g-gAnswer-
gthegresultantgofgthegpolaritygofghydrogengbonding,gaghighgspecificgheatgvaluegandgitsgversa
tilegsolventgproperties
WhatgpartgofgcellulargrespirationgproducesgthegmostgATP?g-gAnswer-
gElectrongTransportgChaing(ETC)
thegkrebsgcyclegproducesgthegwhat...g-gAnswer-gATP,gNADH
hierarchicgsystemgofgclassificationg-gAnswer-
gkingdom,gphylum,gclass,gorder,gfamily,ggenus,gspecies
whatgbonegdoesgnotgarticulategwithganygothergboneg-gAnswer-ghyoidgbone
Ifgangelementghasgagmassg#gofg14gandgcontainsg8gneurons,gwhatgisgthegatomicg#?g-gAnswer-g14-8=g6
Whatgisgthegoxidationg#gofgmagnesiumgwithganygcompound?g-gAnswer-g+2
WhatgtermgbestgdescribesgNAOHgingthisgreaction?g-gAnswer-gHCl+NaoH=NaCl+H2O
isotopesghavegsamegnumbergofg-gAnswer-gprotonsgandgelectrons
,Whatgtermgdescribesgthegregiongingspacegwheregtheregisgaghighgprobabilitygofgfin
dinggangelectrong-gAnswer-gatomicgorbital
Whichgstatementgregardinggatomicgsizegisgtrue?g-gAnswer-gNeutralgKgisglargergthangK+
Chemicalgmattergquestiong-gAnswer-
gSubstancegmatterghasgagfixedgcompositiongandgdistinctgproperties.
whenghydrogengandghydroxidegionsgaregcombinedgingequ
algconcentrations.g-gAnswer-gIonizationgoccurs
chemicalgformulagofgcopper(I)gCyanideg-gAnswer-gCuCN
Baconggreasegandgvegetablegoilgquestiong-gAnswer-gLipids
Watergisgingagstategofg atgroomgtempg-gAnswer-gliquid
Resovoirgquestion...gtheg thegnumbergthegmoregacidic!!g-gAnswer-glower
Whatgtypegofgbondgisgcausedgbygthegelectrostaticgattractiongbetweengagmetalgand
gagnonmetalg-gAnswer-gIonicgbond
Whatgtermgmeansgthegsubstancegingwhichgthegsolutegisgdissolvedginto.g-gAnswer-gSolvent
Moleculargweightgofgethanolg-gAnswer-g46.07gg
Termgmeaninggamountgofgenergygnecessarygtograisegthegtemperaturegofgoneggramgofgagsubstancegby
gonegdegreegCelsius..g-gAnswer-gSpecificgheatgcapacity
,Whatgtermgdescribesgthegattractiongofgtwogionsgforgthegoppositegcharge.g-gAnswer-gelectrovalentgbond
Systematicgnamegofgammoniag-gAnswer-gHydrogengNitride/gNitrogengtrihydride
Whatgtypegofgbiochemicalgmoleculegcontainsgtwogorgmoregaminogacidsgjoined
gbygpeptidegbondsg-gAnswer-gprotein
Whatghappensgtogenergygaccordinggtogtheglawgofgconservationgofgenergy.g-gAnswer-
gEnergygcangneithergbegcreatedgnorgdestroyed.
WhatgtermgdescribesgurinegsamplegwithgagpHgofg5.5g-gAnswer-gACIDIC
Whatgsubatomicgpariclesgaregfoundgingthegnucleusgandgaregwithoutgagchargeg-gAnswer-gNEUTRONS
Watergcangbegobservedgingwhichgstatesgofgmattergongearth...g-gAnswer-gsolid,gliquid,ggas
Manygsolutegparticlesgmustgusegagchannelgproteingtogmovegfromghighgconcentrationgtoglowgconcentr
ationgoutsidegofgthegcellg-gAnswer-gpassivegtransport
Replicationgtakesgplacegingwhatgorganelle..g-gAnswer-gNucleus
Wheregingthegcellgcyclegdoesgkrebsgcyclegtakegplace.g-gAnswer-gMitochondriagMatrix
Whatgorganellegpackagesgandgtransportsg-gAnswer-gGolgigapparatus.
DuringgwhichgphasegdoesgDNAgreplicationgoccurg-gAnswer-gSgphase
Anaerobicgrespirationgcangoccurgingthegpresencegofgwhatgnecessarygmoleculeg-gAnswer-gOxygen
, solutionghasgaghighergconcentrationgofgsolutes.g-gAnswer-ghypertonic
Whichgmoleculesgmakegupgthegcellulargmembrane.g-gAnswer-gLipidsg(glycerol)
isgthegproductgofgmeiosisginganganimalgcell.g-gAnswer-gGametes
describesgdiffusiongofgagbiologicalgmembranegwithoutgthegneedgforgcellulargenergy.g-gAnswer-
Facilitatedgdiffusion/gOsmosis
aregcausedgbygagbacterium.g-gAnswer-gGonorrhea,gSyphilis,gCholera
aregactivatedgtogpumpgwatergoutgofgthegcell.g-gAnswer-gContractgVacuole
isgcriticalgtogcellulargmotility.g-gAnswer-gCytoskeleton
isgwhatganimalsgaregcomposedgprimarilygof.g-gAnswer-gEpithelialgcell
ofgphospholipidsgfoundgingthegmembrane.g-gAnswer-g2glayers
meansgalternategformsgofgaggenegforgthegsamegtrait.g-gAnswer-gAllele
aregpresentgingtheggametesgofgagdiploidgorganismgwithgag
chromosomegnumbergofg46.g-gAnswer-g23gchromosomes
isgthegfirstgstagegofgcellulargrespiration.g-gAnswer-gGlycolysis
isgresponsiblegforgtransportinggangoxygengmoleculegtog-gAnswer-gcirculatorygsystem
isgthegmacromoleculegthatgtheggeneticgcodegisgcarriedgong-gAnswer-gDNA
g g g g g g
g 2025 ALL REAL EXAM QUESTIONS AND CORRECT
g g g g g g g
ANSWERS
agcellgfromgheartgmusclegwouldgmostglikelygcontaingangunusualgamountgofgwhatgorganelleg-
Answer-gmitochondria
whygisgpolaritygthegmostgimportantgcharacteristicgofgwater?g-gAnswer-
gthegresultantgofgthegpolaritygofghydrogengbonding,gaghighgspecificgheatgvaluegandgitsgversa
tilegsolventgproperties
WhatgpartgofgcellulargrespirationgproducesgthegmostgATP?g-gAnswer-
gElectrongTransportgChaing(ETC)
thegkrebsgcyclegproducesgthegwhat...g-gAnswer-gATP,gNADH
hierarchicgsystemgofgclassificationg-gAnswer-
gkingdom,gphylum,gclass,gorder,gfamily,ggenus,gspecies
whatgbonegdoesgnotgarticulategwithganygothergboneg-gAnswer-ghyoidgbone
Ifgangelementghasgagmassg#gofg14gandgcontainsg8gneurons,gwhatgisgthegatomicg#?g-gAnswer-g14-8=g6
Whatgisgthegoxidationg#gofgmagnesiumgwithganygcompound?g-gAnswer-g+2
WhatgtermgbestgdescribesgNAOHgingthisgreaction?g-gAnswer-gHCl+NaoH=NaCl+H2O
isotopesghavegsamegnumbergofg-gAnswer-gprotonsgandgelectrons
,Whatgtermgdescribesgthegregiongingspacegwheregtheregisgaghighgprobabilitygofgfin
dinggangelectrong-gAnswer-gatomicgorbital
Whichgstatementgregardinggatomicgsizegisgtrue?g-gAnswer-gNeutralgKgisglargergthangK+
Chemicalgmattergquestiong-gAnswer-
gSubstancegmatterghasgagfixedgcompositiongandgdistinctgproperties.
whenghydrogengandghydroxidegionsgaregcombinedgingequ
algconcentrations.g-gAnswer-gIonizationgoccurs
chemicalgformulagofgcopper(I)gCyanideg-gAnswer-gCuCN
Baconggreasegandgvegetablegoilgquestiong-gAnswer-gLipids
Watergisgingagstategofg atgroomgtempg-gAnswer-gliquid
Resovoirgquestion...gtheg thegnumbergthegmoregacidic!!g-gAnswer-glower
Whatgtypegofgbondgisgcausedgbygthegelectrostaticgattractiongbetweengagmetalgand
gagnonmetalg-gAnswer-gIonicgbond
Whatgtermgmeansgthegsubstancegingwhichgthegsolutegisgdissolvedginto.g-gAnswer-gSolvent
Moleculargweightgofgethanolg-gAnswer-g46.07gg
Termgmeaninggamountgofgenergygnecessarygtograisegthegtemperaturegofgoneggramgofgagsubstancegby
gonegdegreegCelsius..g-gAnswer-gSpecificgheatgcapacity
,Whatgtermgdescribesgthegattractiongofgtwogionsgforgthegoppositegcharge.g-gAnswer-gelectrovalentgbond
Systematicgnamegofgammoniag-gAnswer-gHydrogengNitride/gNitrogengtrihydride
Whatgtypegofgbiochemicalgmoleculegcontainsgtwogorgmoregaminogacidsgjoined
gbygpeptidegbondsg-gAnswer-gprotein
Whatghappensgtogenergygaccordinggtogtheglawgofgconservationgofgenergy.g-gAnswer-
gEnergygcangneithergbegcreatedgnorgdestroyed.
WhatgtermgdescribesgurinegsamplegwithgagpHgofg5.5g-gAnswer-gACIDIC
Whatgsubatomicgpariclesgaregfoundgingthegnucleusgandgaregwithoutgagchargeg-gAnswer-gNEUTRONS
Watergcangbegobservedgingwhichgstatesgofgmattergongearth...g-gAnswer-gsolid,gliquid,ggas
Manygsolutegparticlesgmustgusegagchannelgproteingtogmovegfromghighgconcentrationgtoglowgconcentr
ationgoutsidegofgthegcellg-gAnswer-gpassivegtransport
Replicationgtakesgplacegingwhatgorganelle..g-gAnswer-gNucleus
Wheregingthegcellgcyclegdoesgkrebsgcyclegtakegplace.g-gAnswer-gMitochondriagMatrix
Whatgorganellegpackagesgandgtransportsg-gAnswer-gGolgigapparatus.
DuringgwhichgphasegdoesgDNAgreplicationgoccurg-gAnswer-gSgphase
Anaerobicgrespirationgcangoccurgingthegpresencegofgwhatgnecessarygmoleculeg-gAnswer-gOxygen
, solutionghasgaghighergconcentrationgofgsolutes.g-gAnswer-ghypertonic
Whichgmoleculesgmakegupgthegcellulargmembrane.g-gAnswer-gLipidsg(glycerol)
isgthegproductgofgmeiosisginganganimalgcell.g-gAnswer-gGametes
describesgdiffusiongofgagbiologicalgmembranegwithoutgthegneedgforgcellulargenergy.g-gAnswer-
Facilitatedgdiffusion/gOsmosis
aregcausedgbygagbacterium.g-gAnswer-gGonorrhea,gSyphilis,gCholera
aregactivatedgtogpumpgwatergoutgofgthegcell.g-gAnswer-gContractgVacuole
isgcriticalgtogcellulargmotility.g-gAnswer-gCytoskeleton
isgwhatganimalsgaregcomposedgprimarilygof.g-gAnswer-gEpithelialgcell
ofgphospholipidsgfoundgingthegmembrane.g-gAnswer-g2glayers
meansgalternategformsgofgaggenegforgthegsamegtrait.g-gAnswer-gAllele
aregpresentgingtheggametesgofgagdiploidgorganismgwithgag
chromosomegnumbergofg46.g-gAnswer-g23gchromosomes
isgthegfirstgstagegofgcellulargrespiration.g-gAnswer-gGlycolysis
isgresponsiblegforgtransportinggangoxygengmoleculegtog-gAnswer-gcirculatorygsystem
isgthegmacromoleculegthatgtheggeneticgcodegisgcarriedgong-gAnswer-gDNA
