15
The table shows a DNA sequence and three types of mutations that can change the DNA sequence.
Mutton
Original
Which mutation will cause translation to stop?
Mutation
1
ATC
UAG
Mutation
3
TCC
AGG
DNA codon
mRNA Codon
TTC
MAG
TTT
AAA
А
Mutations 1 and 3 only
B
Mutation 1 only
mRNA Codon Chart
Second Position
U
С
Mutation 2 only
w
Phe
Cys
D
Mutations 1, 2, and 3
U
VCU
uc
UCA
UCO
COU
STOP
Leu
WO
G
Leu
Ang
CUS
cud
CCA
CCG
NCU
ACC
ACDC Code Red
URU
UGU
Ty
URC
UGG
UA STOP UGA
UNG STOP UGG
CAU
COU
CGC
CAN
Gin
(CGG
MU
MU
A
The
MAC
GC
MA
MG
GAD
GOU
CAC
Asp
GA
GO
GO
le
AU
A
Sor
AUG
ThO993
MEE
G
Val
Gud
GU
God
ceu
( GCC
GEA
GCG
G
earch
(99+
W
65%