Topic 7: How can DNA copy itself?

Question 1

What type of Replication is this?

Answer 1

Conservative

Question 2

What type of Replication is this?

Answer 2

Semi-Conservative

Question 3

What type of Replication is this?

Answer 3

Dispersive

Question 4

What direction are complementary Nucleotides added in?

Answer 4

5’ to 3’

Question 5

What type of bond is between Nucleotides?

Answer 5

Hydrogen bonding

Question 6

What does DNA Pol III do?

Answer 6

After RNA primers are made DNA Pol III starts to synthesise the leading strand

Question 7

What opens the DNA fork up to get replicated?

Answer 7

Helicase

Question 8

What must a virus contain?

Answer 8

The instructions to make a new virus

Question 9

What does DNA Pol I do?
(in termination)

Answer 9

DNA Pol I replaces the RNA with DNA adding nucleotides to the 3’ end of fragment 1

Question 10

What does Ligase do in termination?

Answer 10

DNA ligase forms a bond between the newest DNA and the DNA of fragment 1

Question 11

Can polymers start replication by themselves?

Answer 11

No

Question 12

How many times should you replicate per cycle?

Answer 12

Once