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3.1 DNA Replication Quiz

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

During DNA replication, which strand is synthesized continuously?

a)

Lagging strand

b)

Leading strand

c)

Both strands

d)

Neither strand

2.

Which stage of DNA replication involves the completion of the replication process?

a)

Initiation

b)

Elongation

c)

Termination

d)

Translation

3.

What is the sequence of stages in DNA replication?

a)

Elongation, Initiation, Termination

b)

Initiation, Elongation, Termination

c)

Termination, Elongation, Initiation

d)

Initiation, Termination, Elongation

4.

What is the purpose of the elongation stage in DNA replication?

a)

To unwind the DNA double helix

b)

To assemble two new strands of DNA

c)

To complete the replication process

d)

To synthesize RNA

5.

What is the function of helicase in DNA replication?

a)

Prevents supercoiling

b)

Locates replication bubble

c)

Breaks bonds between complementary bases

d)

Prevents DNA bases from rejoining

6.

What does DNA Polymerase III attach to during replication?

a)

5' end of the growing strand

b)

3' end of the growing strand

c)

Middle of the growing strand

d)

Both ends of the growing strand

7.

What is the function of DNA Pol III in DNA replication?

a)

Removes RNA primers

b)

Adds nucleotides to the 3' end

c)

Joins Okazaki fragments

d)

Unwinds the DNA helix

8.

What is the purpose of the RNA primer in DNA replication?

a)

To unwind the DNA

b)

To start the synthesis of a new DNA strand

c)

To join Okazaki fragments

d)

To remove mismatched bases

9.

What occurs discontinuously during DNA replication?

a)

Leading strand synthesis

b)

RNA primer removal

c)

Lagging strand synthesis

d)

DNA helix unwinding

10.

Which strand requires multiple RNA primers for synthesis?

a)

Leading strand

b)

Lagging strand

c)

Okazaki strand

d)

RNA strand

11.

What is the role of DNA Polymerase I during DNA elongation?

a)

It synthesizes RNA primers.

b)

It replaces the RNA primer with DNA nucleotides.

c)

It unwinds the DNA helix.

d)

It adds nucleotides to the 3' end of the DNA strand.

12.

What is an example of incorrect nucleotide pairing mentioned in the text?

a)

A with T

b)

T with G

c)

G with A

d)

C with T