BIO 156 Exam

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




| Latest 2024/25
c
c c c



NAMEc eachc ofc thec followingc reactionc types:c ii ii ii ii ii ii
c

HClc +c NaOHc ->c NaClc +c H20c c ii ii ii ii ii ii ii

c

Glucosec +c galactosec ->c lactosec +c H20c c ii ii ii ii ii ii ii
c

H+c +c HCO3-c <->c H2CO3c c ii ii ii ii ii
c

Amylosec +c H20c ->c manyc glucosesc -c HClc +c NaOHc - ii ii ii ii ii ii iicii ii ii ii


>c NaClc +c H20c (EXCHANGEc REACTION)c
ii ii ii ii ii


-Acid-basec reactionsc c ii ii
c

Glucosec +c galactosec ->c lactosec +c H20c c ii ii ii ii ii ii ii


(ANABOLICc REACTION)c ii


-Dehydrationc synthesisc reactionc ii ii
c

H+c +c HCO3-c <->c H2CO3c (REVERSIBLEc REACTION)c
ii ii ii ii ii ii


-
ATPc discharge/rechargec reactionc ii ii
c

Amylosec +c H20c ->c manyc glucosesc (CATABOLICc REACTION)c ii ii ii ii ii ii ii


-
Hydrolysisc reactioncc ii


c Listc onec examplec ofc ac HUMANc reactionc ofc thec decomposition/breakdown/catabolic c ty
ii ii ii ii ii ii ii ii ii ii ii


pe:c
-c Amylosec -->c manyc glucosesc
ii iicii ii ii ii


cc Listc onec examplec ofc ac HUMANc synthetic/combination/anabolic c reactionc type:c -
ii ii ii ii ii ii ii ii ii ii


c manyc glucosesc ->c Amylosec
iicii ii ii ii
c

Howc doesc thec CENTRALc DOGMAc ofc MODERNc BIOLOGYc describec thec relationshipc
cii ii ii ii ii ii ii ii ii ii ii


betweenc proteinsc andc DNA?c -c -
ii ii ii ii ii iicii


Explainsc thatc allc thec RECIPESc forc proteinsc arec storedc asc ii ii ii ii ii ii ii ii ii


Informationc (ATCG)c inc thec DNAc molecule.c
ii ii ii ii ii ii


Ac GENEc isc ac segmentc ofc DNAc thatc containsc thec nucleotidec
ii ii ii ii ii ii ii ii ii ii


codec forc thec primaryc structurec ofc ac protein.c
ii ii ii ii ii ii ii
c

Inc onec orc twoc sentences,c explainc thec CENTRALc DOGMAc OFc MODERNc BIOLOGY:c -
cii ii ii ii ii ii ii ii ii ii ii ii ii


c Explainsc that...DNAc isc ac moleculec thatc containsc proteinc recipesc (genes)c butc DNAc isc
iicii ii ii ii ii ii ii ii ii ii ii ii ii


"stuck"c inc thec nucleus.c RNAc moleculesc carryc ac copyc ofc thec proteinc recipec outc intoc thec
ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii


cytoplasmc andc coordinatec thec productionc ofc proteinsc inc thec cytoplasmc
ii ii ii ii ii ii ii ii ii ii
c

-DNAc isc usedc toc formc RNAc andc RNAc isc usedc toc formc PROTEINS.c
ii ii ii ii ii ii ii ii ii ii ii ii
c

Ifc thec ocularc magnifiesc 15Xc &c thec objectivec lensc magnifiesc 20X,c whatc isc thec totalc
cii ii ii ii ii ii ii ii ii ii ii ii ii ii ii


magnificationc ofc thec lensc system?c -c 300xc
ii ii ii ii ii ii iicii

, c

(multiplyc thec twoc numbers)c ii ii ii


cc Whatc isc thec totalc magnificationc ofc YOURc microscopec atc LOW c power?c -
ii ii ii ii ii ii ii ii ii ii ii ii


c 100xc
iicii
c

SCAN:c
cii

-Magnification:c 40xc ii


-Fieldc viewc ofc diameter:c 5000umc ii ii ii ii
c

LOW:c
-Magnification:c 100xc ii


-Fieldc viewc ofc diameter:c 2000umc ii ii ii ii
c

HIGH:c
-Magnification:c 400xc ii


-Fieldc viewc ofc diameter:c 500umc ii ii ii ii
c

ULTRAc HIGH:c ii


-Magnification:c 1000xc ii


-Fieldc viewc ofc diameter:c 200umc -c whenc calculatingc howc manyc LONGc ac cellc is:c
ii ii ii ii ii iicii ii ii ii ii ii ii ii


dividec FOVDc byc #c ofc cellsc ii ii ii ii ii
c

FVOD/#c ofc cellsc =c ...umc ii ii ii ii
c

ex:c 2000um/5c cellsc =c 400umc
ii ii ii ii


cc Ifc yourc WORKINGc DISTANCEc isc 11c millimetersc atc SCANc power,c t
ii ii ii ii ii ii ii ii ii ii ii


henc c ii
c

a) itc isc greaterc thanc 11c mmc atc LOW c powerc
ii ii ii ii ii ii ii ii ii


b) itc isc greaterc thanc 11c mmc atc HIGHc powerc
ii ii ii ii ii ii ii ii ii


c) itc isc lessc thanc 11c mmc atc LOW c powerc
ii ii ii ii ii ii ii ii ii


d) itc isc thec samec -
ii ii ii ii ii


c c c)c itc isc lessc thanc 11c mmc atc LOW c powerccc Whatc EQUIPMENTc doc youc needc toc makec
ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii


ac WETc MOUNTc forc microscopicc study?c -c Coverc slipc-Glassc slidec
ii ii ii ii ii ii ii iicii ii ii


-Dropc ofc waterc orc stainc ii ii ii ii


-Specimenc
c

NAMEc onec BIOLOGICALc STAINc andc LISTc ONEc BIOLOGICALc THINGc youc wouldc stai
cii ii ii ii ii ii ii ii ii ii ii ii


nc
withc it:c -c -Lugol'sc Iodine:c usedc toc stainc plantc cellsc (onionc membrane)c
ii ii ii iicii ii ii ii ii ii ii ii ii
c

-Methylenec Blue:c usedc toc stainc animalc cellsc (cheekc cells)c ii ii ii ii ii ii ii ii
c

Whatc isc thec approximatec diameterc ofc YOURc fieldc ofc viewc atc lowc powerc andc atc highc po
cii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii


wer?c
b.c Ifc yourc microscopec isc setc onc LOW c power,c howc longc wouldc ac cellc bec thatc extendsc ex
ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii ii


actlyc
one-quarterc
ii


[1/4,c 0.25]c ofc thec wayc acrossc yourc fieldc ofc view?c -c -Low:c 2000c
ii ii ii ii ii ii ii ii ii ii iicii ii