GENETICS
ANDGENOMIC
s s
S IN NURSING
s s
ANDHEALTH
s s
CARE
s
,2ND EDITION
s
BY BEERY
s
, Chapter s1: sDNA sStructure sand
sFunction
Multiple sChoice
Identify sthe schoice sthat sbest scompletes sthe sstatement sor sanswers sthe squestion.
s s s sA. 1. s In swhich sbody sor scell sarea sare smost sgenes sin shumans slocated?
A. Nucleus
B. Mitochondrion
C. Cytoplasm
D. Plasma smembrane
s s s sA. 2. s Which scondition sor sstatement sexemplifies sthe sconcept sof sgenomics srather sthan sgenetics?
A.The sgene sfor sinsulin sis slocated son schromosome s11 sin sall speople.
B.Expression sof sany ssingle sgene sis sdependent son sinheriting stwo salleles.
C.Sex-linked srecessive sdisorders saffect smales smore soften sthan sfemales.
D.One sallele sfor seach sgene sis sinherited sfrom sthe smother, sand sone sis sinherited
sfrom sthesfather.
s s s sA. 3. s What sis sthe spurpose sof sphosphorous sin sa sDNA sstrand?
A.Linking sthe snucleotides sinto sa sstrand
B.Holding scomplementary sstrands stogether
C.Ensuring sthat sa spurine sis salways spaired swith sa spyrimidine
D.Preventing sthe sseparation sof sdouble-stranded sDNA sinto ssingle-stranded sDNA
s s s sA. 4. sWhat sis sthe sterm sused sto sdefine salternative sforms sof sa sgene sthat smay sresult sin sdifferent
sexpressionsof sthe strait scoded sfor sby sthat sgene?
A. Alleles
B. Bases
C. Centromeres
D. Diploids
s s s sD. 5. sWhat spercentage sof sbases sin sa sstretch sof sdouble-stranded sDNA sthat scontains s30%
sguanine s(G)sbases swould sbe sadenine s(A)?
A. s 70%
B. s 60%
C. s 30%
D. s 20%
s s s sC. 6. sWhat sis sthe sterm sused sto sdescribe sthe sorganized spicture sof sthe spaired schromosomes swithin
sa scellsused sto sdetermine swhether schromosome snumbers, sstructures, sand sbanding spatterns
sare snormal?
A. Pedigree
B. Phenotype
C. Karyotype
D. Autotype
s s s sD. 7. s What swould sbe sthe ssequence sof sDNA sthat sis scomplementary sto sa sDNA ssection swith
sthe sbasessequence sof sGGTCAATCCTTAG?
A. GATTCCTAACTGG
B. TTGACCGAAGGCT
C. AACTGGCTTCCGA
D. CCAGTTAGGAATC
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, s s s sB. 8. s Which sof sthese scomplementary sbase spairs sform sthe sstrongest sor s“tightest” sassociation?
A.Adenine sand sthymine
B.Cytosine sand sguanine
C.Guanine sand sthymine
D.Cytosine sand sadenine
s s s sA 9. s What sactivity soccurs sduring sM sphase sof sthe scell scycle?
A. The scell sundergoes scytokinesis.
B. Activity sstops, sand sthe scell s“sleeps.”
C. All sDNA sis scompletely sreplicated.
D. The scell sgreatly sincreases sprotein ssynthesis.
s s s sB. s 10. s Which schromosome snumber srepresents sthe seuploid sstate sfor snormal shuman ssomatic scells?
A. 44
B. 46
C. 47
D. 48
s s s sA. s 11. s How sdoes sthe sproteome sdiffer sfrom sthe sgenome?
A. The sproteome schanges sin sresponse sto sintracellular sand sextracellular ssignals.
B. The sgenome schanges sin sresponse sto sintracellular sand sextracellular ssignals.
C. The sproteome sis sstable sin ssomatic scells sand sunstable sin sgerm scells,
swhereas sthesgenome sis sstable sin sboth ssomatic scells sand sgerm scells.
D. The sgenome sis sstable sin ssomatic scells sand sunstable sin sgerm scells,
swhereas sthesproteome sis sstable sin sboth ssomatic scells sand sgerm scells.
s s s sC. s 12. s What sis sthe smost soutstanding sfeature sof sa smature shaploid scell?
A. It sis susually shomozygous.
B. The ssex schromosomes sare smissing.
C. Only sone schromosome sof seach spair sis spresent.
D. DNA ssynthesis soccurs safter smitosis sinstead sof sbefore.
s s s sD. s 13. s At swhat sphase sof sthe scell scycle sare schromosomes svisible sas sseparate sstructures?
A. G1
B. G2
C. S
D. M
s s s sB. s 14. s Which sstatement sabout sthe scell scycle sphase sof sG0 sis strue?
A. Hyperplastic sgrowth sin splace sof shypertrophic sgrowth
B. Performance sof sspecific sdifferentiated sfunctions
C. Initiation sand scompletion sof snucleokinesis
D. Replication sof sDNA
s s s sB. s 15. s What sis sthe sresult sof snormal sDNA sreplication?
A. Formation sof stwo snew sdaughter scells
B. Formation sof stwo sidentical ssets sof sDNA
C. Disappearance sof sthe soriginal sparent scell
D. Activation sand sattachment sof sspindle sfibers
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