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WorksheetsMutation Review
Total questions: 15
Worksheet time: 14mins
Name
Class
Date
1.
A mutation is?
a)
Any change in DNA
b)
Any change in RNA
c)
Any change in the genetic code
2.
Non disjunction of chromosomes occurs during
?
?
a)
Meiosis
b)
Mitosis
c)
Replication
3.
if a single nucleotide base is added or deleted the entire reading frame will?
a)
shift, causing a frameshift mutation
b)
move, causing a delection
c)
move, causing an addition
d)
shift, causing a deletion
4.
What situation causes a deletion?
a)
Part of the chromosome is missing
b)
Part of the chromosome is attached backwards
c)
Part of the chromosome breaks off and attaches to a different chromosome
d)
Part of a chromosome is duplicated
5.
What situation causes a duplication?
a)
Part of the chromosome is missing
b)
Part of the chromosome is attached backwards
c)
Part of the chromosome breaks off and attaches to a different chromosome
d)
Part of a chromosome is duplicated
6.
What situation causes a translocation?
a)
Part of the chromosome is missing
b)
Part of the chromosome is attached backwards
c)
Part of the chromosome breaks off and attaches to a different chromosome
d)
Part of a chromosome is duplicated
7.
What are the building blocks of proteins called?
a)
DNA
b)
RNA
c)
Ribosomes
d)
Amino Acids
8.
Any change in the sequence of DNA is...
a)
transgenic shift
b)
Single Genotype
c)
Monohybrid Trait
d)
Mutation
9.
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
10.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
11.
What do helpful mutations do?
a)
Increases chances of survival
b)
Decreases changes of survival
c)
Increases chances of developing cancer
d)
Decreases skills
12.
This type of mutation in DNA alters just one base in a DNA sequence
a)
point mutation
b)
translocation
c)
inversion
d)
trisomy
13.
The bottom DNA sequence in the image has been altered by this type of mutation
a)
substitution
b)
insertion
c)
deletion
d)
translocation
14.
Where do mutations occur?
a)
DNA and RNA
b)
DNA
c)
RNA
d)
mRNA and tRNA
15.
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
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