A mutation occurred in the DNA sequence during replication. Which of the following, A-D, describes the result of the mutation when the corresponding mRNA sequence is translated?

Biology Today and Tomorrow without Physiology (MindTap Course List)
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Author:Cecie Starr, Christine Evers, Lisa Starr
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Chapter7: Gene Expression And Control
Section: Chapter Questions
Problem 7SQ
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he sequence is read
from left to right. The table below shows which mRNA codons code for each type of amino acid.
UUA - Leu | UCA - Ser UAA - Stop | UGA-Stop
UUU - Phe | UCU - Ser UAU- Tyr UGU- Cys
CỦA - Leu CCA - Pro CAA - Gln | CGA - ArgA
UUG - Leu UCG - Ser| UAG-Stop UGG- TrpG
A DNA sequence before and after replication IS SHO
Second mRNA base
G
DNA sequence before replication:
UUC - Phe UCC -Ser UAC
U
TACCTAGCT
Туг
UGC
Cys
DNA sequence after replication:
A
TACCTCGCT
Leu CCU - Pro CAU - His CGU.
CUU
Arg U
- Pro CAC - His CGC- ArgC
CUC - Leu
ССС
Pro CAG - Gln | CGG - Arg G
CUG - Leu CCG
Thr AAU - Asn AGU - Ser
Ile ACC - Thr AAC- Asn AGC
Ile ACU
AUU
AUC
Ser
Lys AGA Arg
Thr AAG - Lys AGG -
AUA
Ile ACA - Thr AAA-
A mutation occurred in the DNA
sequence during replication.
Which of the following, A-D,
Arg
Asp GGU-Gly
AUG - Met ACG
GUU - Val GCU -
Ala GAU -
GỤC - Val GCC - Ala GAC - Asp GGC - Gly
Val GCA -Ala GAA - Glu GGA - Gly
Val GCG - Ala GAG-Glu GGG-Glv
describes the result of the mutation
GUA
when the corresponding mRNA
GUG
sequence is translated?
A serine (Ser) amino acid is replaced with an arginine (Arg) amino acid.
There is no change to the amino acid sequence.
An asparagine (Asn) amino acid is replaced with a glycine (Gly) amino acid.
D
An aspartate (Asp) amino acid is replaced with a glutamate (Glu) amino acid.
Your answer
First mRNA base
Transcribed Image Text:he sequence is read from left to right. The table below shows which mRNA codons code for each type of amino acid. UUA - Leu | UCA - Ser UAA - Stop | UGA-Stop UUU - Phe | UCU - Ser UAU- Tyr UGU- Cys CỦA - Leu CCA - Pro CAA - Gln | CGA - ArgA UUG - Leu UCG - Ser| UAG-Stop UGG- TrpG A DNA sequence before and after replication IS SHO Second mRNA base G DNA sequence before replication: UUC - Phe UCC -Ser UAC U TACCTAGCT Туг UGC Cys DNA sequence after replication: A TACCTCGCT Leu CCU - Pro CAU - His CGU. CUU Arg U - Pro CAC - His CGC- ArgC CUC - Leu ССС Pro CAG - Gln | CGG - Arg G CUG - Leu CCG Thr AAU - Asn AGU - Ser Ile ACC - Thr AAC- Asn AGC Ile ACU AUU AUC Ser Lys AGA Arg Thr AAG - Lys AGG - AUA Ile ACA - Thr AAA- A mutation occurred in the DNA sequence during replication. Which of the following, A-D, Arg Asp GGU-Gly AUG - Met ACG GUU - Val GCU - Ala GAU - GỤC - Val GCC - Ala GAC - Asp GGC - Gly Val GCA -Ala GAA - Glu GGA - Gly Val GCG - Ala GAG-Glu GGG-Glv describes the result of the mutation GUA when the corresponding mRNA GUG sequence is translated? A serine (Ser) amino acid is replaced with an arginine (Arg) amino acid. There is no change to the amino acid sequence. An asparagine (Asn) amino acid is replaced with a glycine (Gly) amino acid. D An aspartate (Asp) amino acid is replaced with a glutamate (Glu) amino acid. Your answer First mRNA base
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