WGU- INTRO TO BIOLOGY C190 EXAM
WITH HIGRADES RESULTS
A vSUBATOMIC vPARTICLE vHAS vA vNEGATIVE vCHARGE vAND vIS vFOUND vIN vA
vSHELL vOF vTHE vATOM. vWHAT vIS vTHE vPARTICLE? v- v vcorrect vanswer- v vAN
vELECTRON
MALE vPEACOCKS vCOMPETE vWITH vONE vANOTHER vTO vMATE vFEMALE
vPEACOCKS. vMALES vWITH vMORE vCOLORFUL vTAIL vFEATHERS vATTRACT
vFEMALE vMATES vAT vA vHIGHER vRATE vTHAN vTHOSE vW/O. vTHEREFORE vMALE
vPEACOCKS vHAVE vCOLORFUL vTAIL vFEATHERS, vWHEREAS vFEMALE
vPEACOCKS vDO vNOT. vWHAT vIS vTHIS vAN vEXAMPLE vOF? v- v vcorrect vanswer- v
vSEXUAL vSELECTION
A vGARDENER vMAINTAINS vA vSPECIES vOF vROSE vTHAT vPRODUCD vEITHER
vYELLO vFLOWERS v( vTHE vDOMINANT vPHENOTYPE) vOR vWHITE vFLOWERS
v( vTHE vRECESSIVE vPHENOTYPE). vONE vDAY, vTHE vGARDENER vOBSERVES
vTHAT vA vCROSS vBETWEEN vTWO vYELLOW vROSE vBUSHES vHAS vLED vTO vA
vSINGLE vROSE vBUSH vWITH vORANGE vFLOWERS. vWHAT vEVOLUTIONARY
vMECHANISM vIS vINVOLVED vIN vTHE vCHANGE vIN vTHE vGENE vPOOL vOF vTHIS
vSPECIES? v- v vcorrect vanswer- v vMUTATION
, SOME vCELLS vNEED vTO vMAINTAIN vA vSET vOF vCENCENTRATIONS vOF vNa+
vAND vK+ vIONS. vTHESE vCELLS vARE vABLE vTO vDO vTHIS vWITH vTHE vHELP vOF
vTHE vNa/K vPUMP, vWHICH vTRANSPORTS vTHESE vIONS vFROM vAREAS vOF vLOW
vCONCENTRATION vTO vAREAS vOF vHIGH vCONCETRATION v( vAGAINST vTHEIR
vCONCENTRATION vGRADIENT). vNa+ vIS vPUMPED vOUT vAND vK+ vIS vPUMPED
vIN. vWHICH vTYPE vOF vMEMBRANE vTRANSPORT vIS vINVOLVED vIN vTHIS
vACTION? v- v vcorrect vanswer- v vACTIVE vTRANSPORT
CHROMOSOMES vARE vSTRUCTURES vTHAT vCONTAIN vHEREDITARY vMATEIRAL
vTHAT vWILL vBE vPASSED vFROM vONE vGENERATION vTO vTHE vNEXT.
vACCORDING vTO vTHIS vINFORMATION, vWHICH vORGANIC vMOLECULE vMUST
vBE vPRESENT vIN vCHROMOSOMES? v- v vcorrect vanswer- v vDNA
A vCELL vHAS vDIVIDED vITS vCHROMOSOMES vINTO vWO vNEW vNUCLEI. vTHE
vCYTOSKELETON vOF vTHE vCELL vIS vCURRENTLY vPINCHING vTHE vCELL vIN vTHE
vMIDDEL vTO vFROM vTWO vNEW vCELLS. vIN vWHICH vSTAGE vOF vTHE vCELL
vCYCLE vIS vTHIS vCELL? v- v vcorrect vanswer- v vCYTOKENESIS
THERE vARE vFOUR vSPECIES vOF vWOODPECKERS vTHAT vINHABIT vTHE vPINE
vFORESTS vIN vTHE vSOUTHEASTERN vAREA vOF vTHE vU.S. vINDIVIDUALS vOF
vTHIS vSPECIES vUTILIZE vMANY vOF vTHE vSAME vRESOURCES vFOR vFOOD vAND
vNESTING. vWHICH vLEVEL vOF vECOLOGICAL vORGANIZATION vDESCRIBES vTHE
vRELATIONSHIP vAMONG vTHESE vFOUR vSPECIES vOF vWOODEPECKER? v- v
vcorrect vanswer- v vCOMMUNITY
TWO vSPECIES vOF vWOODPECKER vINHABIT vTHE vSAME vLOBLOLLY vPINE
vWOODLAND vTHROUGHOUT vTHE vSOUTHEASTERN vU.S. vEACH vSPECIES
vREQUIRES vRECENTLY vDECEASED v(BUT vSTILL vSTANDING) vPINE vTREES vFOR
vREPRODUCTION v. vTHE vWOODPECKERS vEXCAVATE vTHEIR vNEST vCAVITIES
vIN vTHE vDEAD vPINE vTREES. vIN vMOST vHEALTHY vFORESTS vTHERE vARE
vGENERALLY vNOT vENOUGH vDEAD vPINE vTRESS vTO vPROVIDE vNESTS vFOR
vALL vTHE vWOODPECKERS vTHAT vWANT vTO vBUILD vTHEM. vWHAT vIS vTHE
vRELATIONSHIP vBETWEEN vTHESE vTWO vSPECIES vOF vWOODPECKER vAN
vEXAMPLE vOF? v- v vcorrect vanswer- v vCOMPETITION
WHILE vABROAD, vA vTRAVELER vDRINKS vUNCLEAN vWATER vCONTAINING
vTAPEWORM vCYSTS. vTHE vTAPEWORM vATTACHES vTO vTHE vINTESTICAL
vWALLS vOF vTHE vTRAVELER, vABSORBING vNUTRIENTS vFROM vTHE vPARTIALLY
vDIGESTED vFOOD. vOVER vTHE vNEXT vFEW vMONTHS, vTHE vTRAVELER
vEXPERIENCES vONGOING vNAUSEA, vLOSS vOF vAPPETITE, vAND vWEIGHT vLOSS
vDUE vTO vTHE vPRESENCE vOF vTHE vTAPEWORM vIN vHIS vINTESTINES. vWHAT
vIS vTHE vINTERACTION vBETWEEN vTHE vTAPEWORM vAND vTHE vTRAVELER
vAND vEXMPLE vOF? v- v vcorrect vanswer- v vPARASITISM
WHAT vIS vTHE vCHARGE vOF vA vPROTON? v- v vcorrect vanswer- v v+1
WITH HIGRADES RESULTS
A vSUBATOMIC vPARTICLE vHAS vA vNEGATIVE vCHARGE vAND vIS vFOUND vIN vA
vSHELL vOF vTHE vATOM. vWHAT vIS vTHE vPARTICLE? v- v vcorrect vanswer- v vAN
vELECTRON
MALE vPEACOCKS vCOMPETE vWITH vONE vANOTHER vTO vMATE vFEMALE
vPEACOCKS. vMALES vWITH vMORE vCOLORFUL vTAIL vFEATHERS vATTRACT
vFEMALE vMATES vAT vA vHIGHER vRATE vTHAN vTHOSE vW/O. vTHEREFORE vMALE
vPEACOCKS vHAVE vCOLORFUL vTAIL vFEATHERS, vWHEREAS vFEMALE
vPEACOCKS vDO vNOT. vWHAT vIS vTHIS vAN vEXAMPLE vOF? v- v vcorrect vanswer- v
vSEXUAL vSELECTION
A vGARDENER vMAINTAINS vA vSPECIES vOF vROSE vTHAT vPRODUCD vEITHER
vYELLO vFLOWERS v( vTHE vDOMINANT vPHENOTYPE) vOR vWHITE vFLOWERS
v( vTHE vRECESSIVE vPHENOTYPE). vONE vDAY, vTHE vGARDENER vOBSERVES
vTHAT vA vCROSS vBETWEEN vTWO vYELLOW vROSE vBUSHES vHAS vLED vTO vA
vSINGLE vROSE vBUSH vWITH vORANGE vFLOWERS. vWHAT vEVOLUTIONARY
vMECHANISM vIS vINVOLVED vIN vTHE vCHANGE vIN vTHE vGENE vPOOL vOF vTHIS
vSPECIES? v- v vcorrect vanswer- v vMUTATION
, SOME vCELLS vNEED vTO vMAINTAIN vA vSET vOF vCENCENTRATIONS vOF vNa+
vAND vK+ vIONS. vTHESE vCELLS vARE vABLE vTO vDO vTHIS vWITH vTHE vHELP vOF
vTHE vNa/K vPUMP, vWHICH vTRANSPORTS vTHESE vIONS vFROM vAREAS vOF vLOW
vCONCENTRATION vTO vAREAS vOF vHIGH vCONCETRATION v( vAGAINST vTHEIR
vCONCENTRATION vGRADIENT). vNa+ vIS vPUMPED vOUT vAND vK+ vIS vPUMPED
vIN. vWHICH vTYPE vOF vMEMBRANE vTRANSPORT vIS vINVOLVED vIN vTHIS
vACTION? v- v vcorrect vanswer- v vACTIVE vTRANSPORT
CHROMOSOMES vARE vSTRUCTURES vTHAT vCONTAIN vHEREDITARY vMATEIRAL
vTHAT vWILL vBE vPASSED vFROM vONE vGENERATION vTO vTHE vNEXT.
vACCORDING vTO vTHIS vINFORMATION, vWHICH vORGANIC vMOLECULE vMUST
vBE vPRESENT vIN vCHROMOSOMES? v- v vcorrect vanswer- v vDNA
A vCELL vHAS vDIVIDED vITS vCHROMOSOMES vINTO vWO vNEW vNUCLEI. vTHE
vCYTOSKELETON vOF vTHE vCELL vIS vCURRENTLY vPINCHING vTHE vCELL vIN vTHE
vMIDDEL vTO vFROM vTWO vNEW vCELLS. vIN vWHICH vSTAGE vOF vTHE vCELL
vCYCLE vIS vTHIS vCELL? v- v vcorrect vanswer- v vCYTOKENESIS
THERE vARE vFOUR vSPECIES vOF vWOODPECKERS vTHAT vINHABIT vTHE vPINE
vFORESTS vIN vTHE vSOUTHEASTERN vAREA vOF vTHE vU.S. vINDIVIDUALS vOF
vTHIS vSPECIES vUTILIZE vMANY vOF vTHE vSAME vRESOURCES vFOR vFOOD vAND
vNESTING. vWHICH vLEVEL vOF vECOLOGICAL vORGANIZATION vDESCRIBES vTHE
vRELATIONSHIP vAMONG vTHESE vFOUR vSPECIES vOF vWOODEPECKER? v- v
vcorrect vanswer- v vCOMMUNITY
TWO vSPECIES vOF vWOODPECKER vINHABIT vTHE vSAME vLOBLOLLY vPINE
vWOODLAND vTHROUGHOUT vTHE vSOUTHEASTERN vU.S. vEACH vSPECIES
vREQUIRES vRECENTLY vDECEASED v(BUT vSTILL vSTANDING) vPINE vTREES vFOR
vREPRODUCTION v. vTHE vWOODPECKERS vEXCAVATE vTHEIR vNEST vCAVITIES
vIN vTHE vDEAD vPINE vTREES. vIN vMOST vHEALTHY vFORESTS vTHERE vARE
vGENERALLY vNOT vENOUGH vDEAD vPINE vTRESS vTO vPROVIDE vNESTS vFOR
vALL vTHE vWOODPECKERS vTHAT vWANT vTO vBUILD vTHEM. vWHAT vIS vTHE
vRELATIONSHIP vBETWEEN vTHESE vTWO vSPECIES vOF vWOODPECKER vAN
vEXAMPLE vOF? v- v vcorrect vanswer- v vCOMPETITION
WHILE vABROAD, vA vTRAVELER vDRINKS vUNCLEAN vWATER vCONTAINING
vTAPEWORM vCYSTS. vTHE vTAPEWORM vATTACHES vTO vTHE vINTESTICAL
vWALLS vOF vTHE vTRAVELER, vABSORBING vNUTRIENTS vFROM vTHE vPARTIALLY
vDIGESTED vFOOD. vOVER vTHE vNEXT vFEW vMONTHS, vTHE vTRAVELER
vEXPERIENCES vONGOING vNAUSEA, vLOSS vOF vAPPETITE, vAND vWEIGHT vLOSS
vDUE vTO vTHE vPRESENCE vOF vTHE vTAPEWORM vIN vHIS vINTESTINES. vWHAT
vIS vTHE vINTERACTION vBETWEEN vTHE vTAPEWORM vAND vTHE vTRAVELER
vAND vEXMPLE vOF? v- v vcorrect vanswer- v vPARASITISM
WHAT vIS vTHE vCHARGE vOF vA vPROTON? v- v vcorrect vanswer- v v+1
