PALMTAG BIO 2 UNIT 1 TEST WITH
ALL NEEDED TO PASS
What lis lthe lfunction lof lDNA? l- lcorrect lanswers l-instructions lon lhow lto lsynthesize
lprotein lin la lcell
On lwhat lstructure ldo lwe lfind lDNA? l- lcorrect lanswers l-In lthe lnucleus
What lis la lgenome? l- lcorrect lanswers l-All lof lyour lgenes
What lis lthe ldifference lbetween la lgene land lan lallele? l- lcorrect lanswers l-Genes lare
lgeneral land lalleles lare la lspecific lvariety lfor la lgene.
Do lall lfruit lflies lhave lthe lsame lalleles? l- lcorrect lanswers l-No
Why ldo lwe lcall lthis lfruit lfly's lgenome ldiploid? l- lcorrect lanswers l-Two lsets lof
lchromosomes lin la lcell, lone lfrom leach lparent.
, What lis la lhaploid? l- lcorrect lanswers l-Contains lone lset lof lchromosomes lin leach lcell.
How lmany lgenes ldoes la lfruit lfly lhave? l- lcorrect lanswers l-15,000 lbut l30,000 lin
lhumans
How lmany lcopies lof lthose lgenes ldoes lone lfruit lfly lhave? l- lcorrect lanswers l-2,
l15,000 lfrom lmom land l15,000 lfrom ldad
What lare lhomologous lchromosomes? l- lcorrect lanswers l-Chromosomes lwith lthe
lsame lgenes, lbut lmay ldiffer lin lalleles
What lis lthe ldifference lbetween la lsomatic land lgerm lcell? l- lcorrect lanswers l-Somatic
lcell lis levery lcell lin la lbody. lA lgerm lcell lis lis lhaploid.
Mutations lto lgerm lor lsomatic lcells lcan laffect loffspring? l- lcorrect lanswers l-Germ
lcells
How lmany lgenes, land lcopies lof lthose lgenes, ldoes lone lparent lpass lon lto lan
lindividual loffspring? l- lcorrect lanswers l-One lfrom leach lpair
Will lan loffspring lhave lall lthe lsame lgenes las lits lparents? lIf lso ldoes lthat lmean lit lwill
lbe lgenetically lidentical lto la lparent? l- lcorrect lanswers l-Yes, lsame lspecies, lsame
lgenes. lNo, lmay lbe lpossible.
Considering lDNA lreplication lin lsex/ lgerm lcells, lwhat lrole ldoes lmutation lplay lin
lproducing lgenetic lvariation lbetween lparents land loffspring? l- lcorrect lanswers l-Has lto
loccur lin linterphase lS lphase lof lmeiosis.
Mutations land lgenetic lrecombination lthrough lsexual lreproduction lwill ltypically
lproduce lan loffspring lthat lhas lall lof lthe lsame lgenes las lits lparents, lhowever lthe
lcombinations lof lalleles lfor leach lgene lwill lbe ldifferent. lHow ldoes lmeiosis lplay la lpart
lin lproducing loffspring lwith lcombinations lof lalleles lthat lare ldifferent lfrom lits lparents.
l- lcorrect lanswers l-Mutations, lsexual lreproduction- lindependent lassortment, lcrossing
lover
In lterms lof lgenetic lvariation, lhow ldoes lsexual lreproduction ldiffer lfrom lasexual
lreproduction, ldoes lsexual lreproduction lrepresent lan levolutionary ladvantage? l-
lcorrect lanswers l-Sexual- lspraying lvariety linto lthe lnext lgeneration l
Asexual- l"growing lanother larm" lnext lgen lis lidentical, lbut lmutations lcan lchange
Consider lthe lpea lflower lcolor lgene, lwhat lalleles lexist lfor lthis lgene? l- lcorrect
lanswers l-White land lpurple
An lindividual lpossessing lone lof leach lallele lis? l- lcorrect lanswers l-Homozygous
ALL NEEDED TO PASS
What lis lthe lfunction lof lDNA? l- lcorrect lanswers l-instructions lon lhow lto lsynthesize
lprotein lin la lcell
On lwhat lstructure ldo lwe lfind lDNA? l- lcorrect lanswers l-In lthe lnucleus
What lis la lgenome? l- lcorrect lanswers l-All lof lyour lgenes
What lis lthe ldifference lbetween la lgene land lan lallele? l- lcorrect lanswers l-Genes lare
lgeneral land lalleles lare la lspecific lvariety lfor la lgene.
Do lall lfruit lflies lhave lthe lsame lalleles? l- lcorrect lanswers l-No
Why ldo lwe lcall lthis lfruit lfly's lgenome ldiploid? l- lcorrect lanswers l-Two lsets lof
lchromosomes lin la lcell, lone lfrom leach lparent.
, What lis la lhaploid? l- lcorrect lanswers l-Contains lone lset lof lchromosomes lin leach lcell.
How lmany lgenes ldoes la lfruit lfly lhave? l- lcorrect lanswers l-15,000 lbut l30,000 lin
lhumans
How lmany lcopies lof lthose lgenes ldoes lone lfruit lfly lhave? l- lcorrect lanswers l-2,
l15,000 lfrom lmom land l15,000 lfrom ldad
What lare lhomologous lchromosomes? l- lcorrect lanswers l-Chromosomes lwith lthe
lsame lgenes, lbut lmay ldiffer lin lalleles
What lis lthe ldifference lbetween la lsomatic land lgerm lcell? l- lcorrect lanswers l-Somatic
lcell lis levery lcell lin la lbody. lA lgerm lcell lis lis lhaploid.
Mutations lto lgerm lor lsomatic lcells lcan laffect loffspring? l- lcorrect lanswers l-Germ
lcells
How lmany lgenes, land lcopies lof lthose lgenes, ldoes lone lparent lpass lon lto lan
lindividual loffspring? l- lcorrect lanswers l-One lfrom leach lpair
Will lan loffspring lhave lall lthe lsame lgenes las lits lparents? lIf lso ldoes lthat lmean lit lwill
lbe lgenetically lidentical lto la lparent? l- lcorrect lanswers l-Yes, lsame lspecies, lsame
lgenes. lNo, lmay lbe lpossible.
Considering lDNA lreplication lin lsex/ lgerm lcells, lwhat lrole ldoes lmutation lplay lin
lproducing lgenetic lvariation lbetween lparents land loffspring? l- lcorrect lanswers l-Has lto
loccur lin linterphase lS lphase lof lmeiosis.
Mutations land lgenetic lrecombination lthrough lsexual lreproduction lwill ltypically
lproduce lan loffspring lthat lhas lall lof lthe lsame lgenes las lits lparents, lhowever lthe
lcombinations lof lalleles lfor leach lgene lwill lbe ldifferent. lHow ldoes lmeiosis lplay la lpart
lin lproducing loffspring lwith lcombinations lof lalleles lthat lare ldifferent lfrom lits lparents.
l- lcorrect lanswers l-Mutations, lsexual lreproduction- lindependent lassortment, lcrossing
lover
In lterms lof lgenetic lvariation, lhow ldoes lsexual lreproduction ldiffer lfrom lasexual
lreproduction, ldoes lsexual lreproduction lrepresent lan levolutionary ladvantage? l-
lcorrect lanswers l-Sexual- lspraying lvariety linto lthe lnext lgeneration l
Asexual- l"growing lanother larm" lnext lgen lis lidentical, lbut lmutations lcan lchange
Consider lthe lpea lflower lcolor lgene, lwhat lalleles lexist lfor lthis lgene? l- lcorrect
lanswers l-White land lpurple
An lindividual lpossessing lone lof leach lallele lis? l- lcorrect lanswers l-Homozygous
