WorksheetsGene Mutation
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
What type of gene mutation has occurred here?
T-G-A-C-C-A
T-G-A-C-C-A-A
T-G-A-C-C-A
T-G-A-C-C-A-A
a)
Base Substitution
b)
Base Deletion
c)
Base Insertion
d)
Frameshift
2.
What type of gene mutation has occurred here? Normal-
AGA-TTC-ATA-GCG
Mutant-
AGA-TTC-AAT-AGC-G
AGA-TTC-ATA-GCG
Mutant-
AGA-TTC-AAT-AGC-G
a)
Base deletion
b)
Base insertion
c)
Base substitution
d)
nonsense
3.
DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTACGCAAC. This is an example of ___ mutation.
The mutated DNA segment is TTACGCAAC. This is an example of ___ mutation.
a)
Base Substitution
b)
Base Insertion
c)
Base Inversion
d)
Translocation
4.
A mutation that does NOT show up through protein function is called
a)
deletion mutation
b)
inversion mutation
c)
silent mutation
d)
transverse mutation
5.
Where do mutations occur?
a)
DNA and RNA
b)
DNA
c)
RNA
d)
mRNA and tRNA
6.
A nonsense mutation produced _________.
a)
A same polypeptide chain
b)
A slightly altered polypeptide chain
c)
A shift in the reading frame
d)
The regulatory sequence being altered.
7.
A base pair substitution can result in all of the following except __________.
a)
Missense mutation
b)
Frameshift Mutation
c)
Silent Mutation
d)
Nonsense mutation
8.
What kind of mutation is the result of an base insertion?
a)
Silent Mutation
b)
Missense mutation
c)
Nonsense mutation
d)
Frameshift mutation
9.
What type of mutation is this?
a)
Nonsense mutation
b)
Missense mutation
c)
Silent mutation
d)
Frameshift mutation
10.
What type of mutation causing sickle cell anaemia?
a)
Nonsense mutation cause by base substitution
b)
Missense mutation cause by base substitution
c)
Silent mutation cause by base substitution
d)
Base Deletion
e)
Base Insertion
11.
A type of base substitution in which no amino acids change is called
a)
Missense
b)
Nonsense
c)
Silent
d)
Deletion
12.
What causes mutations?
a)
Mistakes in replication or environmental substances
b)
The amino acids
c)
Passed down by genetics
d)
It's how your born
100 %
