Question 4 of 10 A part of an mRNA has the sequence AAA. Use the table below to figure out
which amino acid is coded for by AAA, then use the table to figure out which
change to this sequence would indicate a silent mutation.
Phe UCC
Tyr UGC)
CAUT
Messenger
Second base in codon
RNA Codons
U
с
G
UUU UCU UAU UGU
UUC
UAC)
Cys
U
с
Ser
UUA
Leu
UCA UAA Stop UGA StopA
UUG UCG UAG Stop UGG Trp G
CUU CCUT
CGU U
CUC CCC CAC
His
CGC
Leu
Pro
CCA
Arg
CAA
Gin
CGA
CUG CCG
CAG CGG
AUU ACU AAU
AUC lle ACC AAC) AGC
Ser
Thr
С
AUA ACA AAA
Lys
AUGStar Me ACG JAAG AGG
GUU
Asp
GGU
GUC GCC GAC) GGC
Val Ala
GUA GCA GAA1 GGA СА
GUG
Glu
GCG GAG) GGG
Pls Pacle Pos.
Third base in codon
CUA
First base in codon
Asn AGU
AGA) Arg
GCU
GAU