HOSA Biomedical Laboratory Test All
Questions with Correct Answers 2025
AntibodiesR-RCORRECTRANSWERR-
proteinsRdevelopedRbyRtheRimmuneRsystemRthatRrecognizeRspecificRmoleculesR(antigens)
AppliedRscienceR-RCORRECTRANSWERR-
theRpracticeRofRutilizingRscientificRknowledgeRforRpracticalRpurposes,RincludingRtheRmanufactureRofRaRprod
uct
BioethicsR-RCORRECTRANSWERR-theRstudyRofRdecision-
makingRasRitRappliesRtoRmoralRdecisionsRthatRhaveRtoRbeRmadeRbecauseRofRadvancesRinRbiology,Rmedicine,R
andRtechnology
BiotechnologyR-RCORRECTRANSWERR-
theRstudyRandRmanipulationRofRlivingRthingsRorRtheirRcomponentRmolecules,Rcells,Rtissues,RorRorgans
CDCR-RCORRECTRANSWERR-
abbreviationRforRCentersRforRDiseaseRControlRandRPrevention;RnationalRresearchRcenterRforRdevelopingRan
dRapplyingRdiseaseRpreventionRandRcontrol,RenvironmentalRhealth,RandRhealthRpromotionRandReducationRa
ctivitiesRtoRimproveRpublicRhealth
ControlR-RCORRECTRANSWERR-
experimentalRtrialRaddedRtoRanRexperimentRtoRensureRthatRtheRexperimentRwasRrunRproperly;RseeRpositive
RcontrolRandRnegativeRcontrol
CysticRfibrosisR(CF)R-RCORRECTRANSWERR-
geneticRdisorderRthatRclogsRtheRrespiratoryRandRdigestiveRsystemsRwithRmucus
DNARligaseR-RCORRECTRANSWERR-
anRenzymeRthatRbindsRtogetherRdisconnectedRstrandsRofRaRDNARmolecule
E.RcoliR-RCORRECTRANSWERR-aRrod-
shapedRbacteriumRnativeRtoRtheRintestinesRofRmammals;RcommonlyRusedRinRgeneticsRandRbiotechnology
,EPAR-RCORRECTRANSWERR-
abbreviationRforRtheREnvironmentalRProtectionRAgency;RtheRfederalRagencyRthatRenforcesRenvironmentalRl
awsRincludingRtheRuseRandRproductionRofRmicroorganisms,Rherbicides,Rpesticides,RandRgeneticallyRmodifie
dRmicroorganisms
FDAR-RCORRECTRANSWERR-
abbreviationRforRtheRFoodRandRDrugRAdministration;RtheRfederalRagencyRthatRregulatesRtheRuseRandRprodu
ctionRofRfood,Rfeed,RfoodRadditives,RveterinaryRdrugs,RhumanRdrugs,RandRmedicalRdevices
GeneticallyRModifiedROrganismsR(GMOs)R-RCORRECTRANSWERR-
organismsRthatRcontainRDNARfromRanotherRorganismRandRproduceRnewRproteinsRencodedRonRtheRacquired
RDNA
HypothesisR-RCORRECTRANSWERR-anReducatedRguessRtoRanswerRaRscientificRquestion;RshouldRbeRtestable
MolecularRbiologyR-RCORRECTRANSWERR-theRstudyRofRmoleculesRthatRareRfoundRinRcells
MoralR-RCORRECTRANSWERR-
aRconvictionRorRjustifiableRposition,RhavingRtoRdoRwithRwhetherRsomethingRisRconsideredRrightRorRwrong
NegativeRcontrolR-RCORRECTRANSWERR-
aRgroupRofRdataRlackingRwhatRisRbeingRtestedRsoRasRtoRgiveRexpectedRnegativeRresults
NIHR-RCORRECTRANSWERR-
abbreviationRforRNationalRInstitutesRofRHealth;RtheRfederalRagencyRthatRfundsRandRconductsRbiomedicalRre
search
PharmaceuticalR-RCORRECTRANSWERR-relatingRtoRdrugsRdevelopedRforRmedicalRuse
PolymeraseRchainRreactionR(PCR)R-RCORRECTRANSWERR-
aRtechniqueRthatRinvolvesRcopyingRshortRpiecesRofRDNARandRthenRmakingRmillionsRofRcopiesRinRaRshortRtim
e
, PositiveRcontrolR-RCORRECTRANSWERR-aRgroupRofRdataRthatRwillRgiveRpredictableRpositiveRresults
ProteasesR-RCORRECTRANSWERR-proteinsRwhoseRfunctionRisRtoRbreakRdownRotherRproteins
PureRscienceR-RCORRECTRANSWERR-
scientificRresearchRwhoseRmainRpurposeRisRtoRenrichRtheRscientificRknowledgeRbase
ReagentR-RCORRECTRANSWERR-chemicalRusedRinRanRexperiment
RecombinantRDNAR(rDNA)R-RCORRECTRANSWERR-
DNARcreatedRbyRcombiningRDNARfromRtwoRorRmoreRsources
RecombinantRDNAR(rDNA)RtechnologyR-RCORRECTRANSWERR-cuttingRandRrecombiningRDNARmolecules
ResearchRandRdevelopmentR(R&D)R-RCORRECTRANSWERR-
refersRtoRtheRearlyRstagesRinRproductRdevelopmentRthatRincludeRdiscoveryRofRtheRstructureRandRfunctionRof
RaRpotentialRproductRandRinitialRsmall-scaleRproduction
TherapeuticR-RCORRECTRANSWERR-anRagentRthatRisRusedRtoRtreatRdiseasesRorRdisorders
t-PAR-RCORRECTRANSWERR-
shortRforRtissueRplasminogenRactivator;RoneRofRtheRfirstRgeneticallyRengineeredRproductsRtoRbeRsold;RaRnat
urallyRoccurringRenzymeRthatRbreaksRdownRbloodRclotsRandRclearsRblockedRbloodRvessels
USDAR-RCORRECTRANSWERR-
abbreviationRforRUnitedRStatesRDepartmentRofRAgriculture;RtheRfederalRagencyRthatRregulatesRtheRuseRandR
productionRofRplants,RplantRproducts,RplantRpests,RveterinaryRsuppliesRandRmedications,RandRgeneticallyRm
odifiedRplantsRandRanimals
VariableR-RCORRECTRANSWERR-
anythingRthatRcanRvaryRinRanRexperiment;RtheRindependentRvariableRisRtestedRinRanRexperimentRtoRseeRitsRe
ffectRonRdependentRvariables
Questions with Correct Answers 2025
AntibodiesR-RCORRECTRANSWERR-
proteinsRdevelopedRbyRtheRimmuneRsystemRthatRrecognizeRspecificRmoleculesR(antigens)
AppliedRscienceR-RCORRECTRANSWERR-
theRpracticeRofRutilizingRscientificRknowledgeRforRpracticalRpurposes,RincludingRtheRmanufactureRofRaRprod
uct
BioethicsR-RCORRECTRANSWERR-theRstudyRofRdecision-
makingRasRitRappliesRtoRmoralRdecisionsRthatRhaveRtoRbeRmadeRbecauseRofRadvancesRinRbiology,Rmedicine,R
andRtechnology
BiotechnologyR-RCORRECTRANSWERR-
theRstudyRandRmanipulationRofRlivingRthingsRorRtheirRcomponentRmolecules,Rcells,Rtissues,RorRorgans
CDCR-RCORRECTRANSWERR-
abbreviationRforRCentersRforRDiseaseRControlRandRPrevention;RnationalRresearchRcenterRforRdevelopingRan
dRapplyingRdiseaseRpreventionRandRcontrol,RenvironmentalRhealth,RandRhealthRpromotionRandReducationRa
ctivitiesRtoRimproveRpublicRhealth
ControlR-RCORRECTRANSWERR-
experimentalRtrialRaddedRtoRanRexperimentRtoRensureRthatRtheRexperimentRwasRrunRproperly;RseeRpositive
RcontrolRandRnegativeRcontrol
CysticRfibrosisR(CF)R-RCORRECTRANSWERR-
geneticRdisorderRthatRclogsRtheRrespiratoryRandRdigestiveRsystemsRwithRmucus
DNARligaseR-RCORRECTRANSWERR-
anRenzymeRthatRbindsRtogetherRdisconnectedRstrandsRofRaRDNARmolecule
E.RcoliR-RCORRECTRANSWERR-aRrod-
shapedRbacteriumRnativeRtoRtheRintestinesRofRmammals;RcommonlyRusedRinRgeneticsRandRbiotechnology
,EPAR-RCORRECTRANSWERR-
abbreviationRforRtheREnvironmentalRProtectionRAgency;RtheRfederalRagencyRthatRenforcesRenvironmentalRl
awsRincludingRtheRuseRandRproductionRofRmicroorganisms,Rherbicides,Rpesticides,RandRgeneticallyRmodifie
dRmicroorganisms
FDAR-RCORRECTRANSWERR-
abbreviationRforRtheRFoodRandRDrugRAdministration;RtheRfederalRagencyRthatRregulatesRtheRuseRandRprodu
ctionRofRfood,Rfeed,RfoodRadditives,RveterinaryRdrugs,RhumanRdrugs,RandRmedicalRdevices
GeneticallyRModifiedROrganismsR(GMOs)R-RCORRECTRANSWERR-
organismsRthatRcontainRDNARfromRanotherRorganismRandRproduceRnewRproteinsRencodedRonRtheRacquired
RDNA
HypothesisR-RCORRECTRANSWERR-anReducatedRguessRtoRanswerRaRscientificRquestion;RshouldRbeRtestable
MolecularRbiologyR-RCORRECTRANSWERR-theRstudyRofRmoleculesRthatRareRfoundRinRcells
MoralR-RCORRECTRANSWERR-
aRconvictionRorRjustifiableRposition,RhavingRtoRdoRwithRwhetherRsomethingRisRconsideredRrightRorRwrong
NegativeRcontrolR-RCORRECTRANSWERR-
aRgroupRofRdataRlackingRwhatRisRbeingRtestedRsoRasRtoRgiveRexpectedRnegativeRresults
NIHR-RCORRECTRANSWERR-
abbreviationRforRNationalRInstitutesRofRHealth;RtheRfederalRagencyRthatRfundsRandRconductsRbiomedicalRre
search
PharmaceuticalR-RCORRECTRANSWERR-relatingRtoRdrugsRdevelopedRforRmedicalRuse
PolymeraseRchainRreactionR(PCR)R-RCORRECTRANSWERR-
aRtechniqueRthatRinvolvesRcopyingRshortRpiecesRofRDNARandRthenRmakingRmillionsRofRcopiesRinRaRshortRtim
e
, PositiveRcontrolR-RCORRECTRANSWERR-aRgroupRofRdataRthatRwillRgiveRpredictableRpositiveRresults
ProteasesR-RCORRECTRANSWERR-proteinsRwhoseRfunctionRisRtoRbreakRdownRotherRproteins
PureRscienceR-RCORRECTRANSWERR-
scientificRresearchRwhoseRmainRpurposeRisRtoRenrichRtheRscientificRknowledgeRbase
ReagentR-RCORRECTRANSWERR-chemicalRusedRinRanRexperiment
RecombinantRDNAR(rDNA)R-RCORRECTRANSWERR-
DNARcreatedRbyRcombiningRDNARfromRtwoRorRmoreRsources
RecombinantRDNAR(rDNA)RtechnologyR-RCORRECTRANSWERR-cuttingRandRrecombiningRDNARmolecules
ResearchRandRdevelopmentR(R&D)R-RCORRECTRANSWERR-
refersRtoRtheRearlyRstagesRinRproductRdevelopmentRthatRincludeRdiscoveryRofRtheRstructureRandRfunctionRof
RaRpotentialRproductRandRinitialRsmall-scaleRproduction
TherapeuticR-RCORRECTRANSWERR-anRagentRthatRisRusedRtoRtreatRdiseasesRorRdisorders
t-PAR-RCORRECTRANSWERR-
shortRforRtissueRplasminogenRactivator;RoneRofRtheRfirstRgeneticallyRengineeredRproductsRtoRbeRsold;RaRnat
urallyRoccurringRenzymeRthatRbreaksRdownRbloodRclotsRandRclearsRblockedRbloodRvessels
USDAR-RCORRECTRANSWERR-
abbreviationRforRUnitedRStatesRDepartmentRofRAgriculture;RtheRfederalRagencyRthatRregulatesRtheRuseRandR
productionRofRplants,RplantRproducts,RplantRpests,RveterinaryRsuppliesRandRmedications,RandRgeneticallyRm
odifiedRplantsRandRanimals
VariableR-RCORRECTRANSWERR-
anythingRthatRcanRvaryRinRanRexperiment;RtheRindependentRvariableRisRtestedRinRanRexperimentRtoRseeRitsRe
ffectRonRdependentRvariables