Micro Lab Final 1012-91 Questions
And Correct Update
Cotton mplugs mor mscrew mcaps mare mused min mtest mtubes mcontaining msterile mmedia mor mpure
mcultures mto... m- mAnswer m- m-prevent munfiltered mair mor mdust mparticles mfrom mentering mthe
mtubes
-maintain manaerobic mconditions
-and mprevent mculture mfrom mspilling
*all mof mthe mabove*
If mthe mpH mof mthe mmedium mis mhigher mthan m7.0, myou mcan madjust mto m7.0 mby: m- mAnswer m-
madding mdrops mof mHCL mto m*lower* mit mor mNaOH mto m*raise* mit
The mpH mindicator min mSimmons mCitrate magar mis mwhat? m- mAnswer m- mBromothymol mblue
bacteria mthat mshow mno mpreference, mgrow mequally mwell min maerobic mor manaerobic mconditions
mare m- mAnswer m- mfacultative
what mprotein mgives mmilk mits mwhite mcolor? m- mAnswer m- mcasein m(from mthe mmilk mbiology
mhandout)
beef mextract mis ma msource mof: m- mAnswer m- m-salt
-carbohydrates
, -vitamins
*all mof mthe mabove*
bacteria mthat mgrow min mthe mdark mand min mmedia mcomposed mmainly mof morganic mcompounds
mare m- mAnswer m- mheterotrophic
media mthat mallows m*one mtype* mof mbacteria mto mgrow mon mthem mwhile mpreventing mgrowth mof
mother mtypes mof mbacteria mis mcalled m- mAnswer m- mselective mmedia
a mmedium mthat mcontains msubstances mwhose mexact mchemical mcomposition mis mknown mis mcalled
ma m- mAnswer m- msynthetic mmedium
a mmicroorganism mthat mgrows min mthe mpresence mof ma mvery mlow mconcentration mof mfree
moxygen mis mknown mas ma
*they mare mpoisoned mby mhigh mconcentrations mof moxygen. mThey mgather min mthe mupper mpart mof
mthe mtest mtube mbut mnot mthe mvery mtop.* m- mAnswer m- mmicroaerophile
which mof mthe mfollowing mstatements mis mmost mnearly mtrue mof mheterotrophic morganisms
mcompared mto mautotrophs? m- mAnswer m- mheterotrophs mhave mgreater msynthetic mability
the mability mof morganisms mto mhydrolyze mstarch mis maccompanied mwith mthe menzyme: m- mAnswer
m- mamylase
If ma mmicrobe mproduces mgas mwhen mit mutilizes mglucose, mthe mpresence mof mthis mgas mcan mbe
mdetermined mby: m- mAnswer m- muse mof ma mDurham mtube
a mfluid mthioglycollate mmedium mis mone mthat mdetermines mthe m________ m__________ mof
mbacteria m- mAnswer m- moxygen mrequirements
And Correct Update
Cotton mplugs mor mscrew mcaps mare mused min mtest mtubes mcontaining msterile mmedia mor mpure
mcultures mto... m- mAnswer m- m-prevent munfiltered mair mor mdust mparticles mfrom mentering mthe
mtubes
-maintain manaerobic mconditions
-and mprevent mculture mfrom mspilling
*all mof mthe mabove*
If mthe mpH mof mthe mmedium mis mhigher mthan m7.0, myou mcan madjust mto m7.0 mby: m- mAnswer m-
madding mdrops mof mHCL mto m*lower* mit mor mNaOH mto m*raise* mit
The mpH mindicator min mSimmons mCitrate magar mis mwhat? m- mAnswer m- mBromothymol mblue
bacteria mthat mshow mno mpreference, mgrow mequally mwell min maerobic mor manaerobic mconditions
mare m- mAnswer m- mfacultative
what mprotein mgives mmilk mits mwhite mcolor? m- mAnswer m- mcasein m(from mthe mmilk mbiology
mhandout)
beef mextract mis ma msource mof: m- mAnswer m- m-salt
-carbohydrates
, -vitamins
*all mof mthe mabove*
bacteria mthat mgrow min mthe mdark mand min mmedia mcomposed mmainly mof morganic mcompounds
mare m- mAnswer m- mheterotrophic
media mthat mallows m*one mtype* mof mbacteria mto mgrow mon mthem mwhile mpreventing mgrowth mof
mother mtypes mof mbacteria mis mcalled m- mAnswer m- mselective mmedia
a mmedium mthat mcontains msubstances mwhose mexact mchemical mcomposition mis mknown mis mcalled
ma m- mAnswer m- msynthetic mmedium
a mmicroorganism mthat mgrows min mthe mpresence mof ma mvery mlow mconcentration mof mfree
moxygen mis mknown mas ma
*they mare mpoisoned mby mhigh mconcentrations mof moxygen. mThey mgather min mthe mupper mpart mof
mthe mtest mtube mbut mnot mthe mvery mtop.* m- mAnswer m- mmicroaerophile
which mof mthe mfollowing mstatements mis mmost mnearly mtrue mof mheterotrophic morganisms
mcompared mto mautotrophs? m- mAnswer m- mheterotrophs mhave mgreater msynthetic mability
the mability mof morganisms mto mhydrolyze mstarch mis maccompanied mwith mthe menzyme: m- mAnswer
m- mamylase
If ma mmicrobe mproduces mgas mwhen mit mutilizes mglucose, mthe mpresence mof mthis mgas mcan mbe
mdetermined mby: m- mAnswer m- muse mof ma mDurham mtube
a mfluid mthioglycollate mmedium mis mone mthat mdetermines mthe m________ m__________ mof
mbacteria m- mAnswer m- moxygen mrequirements
