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WorksheetsMutations Review
Total questions: 15
Worksheet time: 22mins
Name
Class
Date
1.
Any change in the sequence of DNA is...
a)
transgenic shift
b)
Single Genotype
c)
Monohybrid Trait
d)
Mutation
2.
Why are insertion and deletion mutations so harmful?
a)
They change all of the codons from the mutation on down the line, which changes the amino acid sequence
b)
They insert things that an organism doesn't need.
c)
They often delete things that organisms need.
d)
Insertion and deletions are not any more harmful than substitution mutations.
3.
DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.
a)
Substitution
b)
Deletion
c)
Insertion
d)
Inversion
4.
Normal-
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
a)
no mutation
b)
substitution
c)
insertion
d)
deletion
5.
Are all mutations bad?
a)
Yes
b)
No
6.
What are the three types of gene mutation?
a)
Insertion, Deletion, Subsitution
b)
Aberration, Deletion, Substitution
c)
Inversion, Duplication, Insertion
d)
Insertion, Duplication, Substitution
7.
The bottom DNA sequence in the image has been altered by this type of mutation
a)
substitution
b)
insertion
c)
deletion
d)
translocation
8.
The bottom DNA sequence in the image has been altered by this type of mutation
a)
substitution
b)
insertion
c)
deletion
d)
translocation
9.
DNA molecule segment is : TTA-CGC-AAG
The mutated DNA segment is TTC-GCA-AG. This is an example of ___ mutation.
a)
Substitution
b)
Deletion
c)
Insertion
d)
Inversion
10.
A type of substitution in which no amino acids change is called
a)
Missense
b)
Nonsense
c)
Silent
d)
Deletion
11.
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)
deletion frameshift
b)
insertion frameshift
c)
substitution
d)
nonsense
12.
Which of the following would result in a frameshift mutation?
a)
Insertions only
b)
Substitution only
c)
Deletion only
d)
Insertions and Deletions
13.
ATTTGAGCC- Original
ATTGAGCC - Mutated
The example above is an example of a
ATTGAGCC - Mutated
The example above is an example of a
a)
Insertion- Frameshift
b)
Deletion- Substitution
c)
Deletion -Frameshift
d)
All of the above
14.
If you are missing or have an extra base at the end of your mutated DNA . What type of mutation occurred?
a)
Substitution
b)
Frameshift
c)
Duplication
d)
Insertion
15.
Mutations affect the ________ of a protein. Because of this the proteins ______ is affected as well.
a)
gene, function
b)
sequence, gene
c)
shape,function
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