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Mutations

Total questions: 13

Worksheet time: 15mins

Name
Class
Date
1.

What mutation has occurred here?

T-G-A-C-C-A

T-G-A-G-C-A

a)

Substitution

b)

Deletion

c)

Insertion

d)

Frameshift

2.

DNA molecule segment is : TTACGCAAG

The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.

a)

Substitution

b)

Deletion

c)

Insertion

d)

Inversion

3.

What mutation has occurred here?

T-G-A-C-C-A

T-G-A-G-C-A

a)

Substitution

b)

Deletion

c)

Insertion

d)

Frameshift

4.

Which type of mutation does the model demonstrate?

a)

Deletion

b)

Substitution

c)

Insertion

d)

Translocation

5.

Mutations that change a single base pair, usually involving a substitution of one base for another:

a)

chromosomal mutation

b)

polyploidy

c)

translocation

d)

point mutation

6.

If a point mutation does not change the order of the amino acid sequence, this is called a:

a)

nonsense mutation

b)

silent mutation

c)

missense mutation

d)

frameshift mutation

7.

Insertions and deletions are also known as:

a)

frameshift mutations

b)

chromosomal mutations

c)

silent mutations

d)

polyploidy

8.
Normal-
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA
a)
no mutation
b)
substitution
c)
insertion
d)
deletion
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.

Original: ATC CAT

Mutation: ATC GCAT

What mutation occurred?

a)

deletion

b)

insertion

c)

silent

d)

transverse

11.

Which mutation?

a)

Deletion

b)

Insertion

c)

Substitution

d)

upside down

12.

Which mutation?

a)

Deletion

b)

Insertion

c)

Substitution

d)

upside down

13.

Which mutation?

a)

Deletion

b)

Insertion

c)

Substitution

d)

upside down