BIO 156 Exam 2 Practice Questions m

Bio 156 Exam #2 Questions and answers
d d d d d d




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d d




NAMEdeachdofdthedfollowingdreactiondtypes:

HCld+dNaOHd->dNaCld+dH20

Glucosed+dgalactosed-

>dlactosed+dH20dH+d+dHCO3-d<-

>dH2CO3

Amylosed+dH20d->dmanydglucosesd-d HCld+dNaOHd-
>dNaCld+dH20d(EXCHANGEdREACTION)
-Acid-basedreactions

Glucosed+dgalactosed-
>dlactosed+dH20d(ANABOLICdREACTI
ON)
-Dehydrationdsynthesisdreaction

H+d+dHCO3-d<->dH2CO3d(REVERSIBLEdREACTION)
-ATPddischarge/rechargedreaction

Amylosed+dH20d->dmanydglucosesd(CATABOLICdREACTION)
-Hydrolysisdreaction

ListdonedexampledofdadHUMANdreactiondofdtheddecomposition/breakdown/catabolicdtype:
-d Amylosed-->dmanydglucoses

ListdonedexampledofdadHUMANdsynthetic/combination/anabolicdreactiondtype:d-
dmanydglucosesd->dAmylose

HowddoesdthedCENTRALdDOGMAdofdMODERNdBIOLOGYddescribedthedrelationshipdbetwe
endproteinsdanddDNA?d-d -
ExplainsdthatdalldthedRECIPESdfordproteinsdaredstoreddasdInformationd(ATCG)dindthedDNAdmol
ecule.
AdGENEdisdadsegmentdofdDNAdthatdcontainsdthednucleotidedc
odedfordthedprimarydstructuredofdadprotein.

Indonedordtwodsentences,dexplaindthedCENTRALdDOGMAdOFdMODERNdBIOLOGY:d-d -
Explainsdthat...DNAdisdadmoleculedthatdcontainsdproteindrecipesd(genes)dbutdDNAdisd"stuck
d

"dindthednucleus.dRNAdmoleculesdcarrydadcopydofdthedproteindrecipedoutdintodthedcytoplasmd
anddcoordinatedthedproductiondofdproteinsdindthedcytoplasm

-DNAdisduseddtodformdRNAdanddRNAdisduseddtodformdPROTEINS.

, Ifdthedoculardmagnifiesd15Xd&dthedobjectivedlensdmagnifiesd20X,dwhatdisdthedtotaldmagnificatio
ndofdthedlensdsystem?d-d 300x

(multiplydthedtwodnumbers)

WhatdisdthedtotaldmagnificationdofdYOURdmicroscopedatdLOW dpower?d-

d 100xdSCAN:
-Magnification:d40x
-Fielddviewdofddiameter:d5000um

LOW:
-Magnification:d100x
-Fielddviewdofddiameter:d2000um

HIGH:
-Magnification:d400x
-Fielddviewdofddiameter:d500um

ULTRAdHIGH:
-Magnification:d1000x
-Fielddviewdofddiameter:d200umd-
d whendcalculatingdhowdmanydLONGdadcelldis:d
dividedFOVDdbyd#dofdcells

FVOD/#dofdcellsd=d...um

ex:d2000um/5dcellsd=d400um

IfdyourdWORKINGdDISTANCEdisd11dmillimetersdatdSCANdpower,dthen

a) itdisdgreaterdthand11dmmdatdLOW dpower
b) itdisdgreaterdthand11dmmdatdHIGHdpower
c) itdisdlessdthand11dmmdatdLOW dpower
d) itdisdthedsamed-d c)ditdisdlessdthand11dmmdatdLOW dpower

WhatdEQUIPMENTddodyoudneeddtodmakedadWETdMOUNTdfordmicroscopicdstudy?d-d -
Coverdslip
d

-Glassdslide
-Dropdofdwaterdordstain
-Specimen

NAMEdonedBIOLOGICALdSTAINdanddLISTdONEdBIOLOGICALdTHINGdyoudwoulddstaindwit
hdit:d-d -Lugol'sdIodine:duseddtodstaindplantdcellsd(oniondmembrane)

-MethylenedBlue:duseddtodstaindanimaldcellsd(cheekdcells)