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Processes & Steps of DNA Replication Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Which enzyme builds the daughter strand alongside the parent strand during cell replication?

Question 2 2. If the DNA sequence is 3' GCCTCC 5', what is the sequence of the primer that begins replication?

Question 3 3. Which enzyme requires an RNA primer?

Question 4 4. There are 11 primers for the leading and lagging strand of a particular replication fork. How many Okazaki fragments will there be on one side of the replication bubble?

Question 5 5. How can a mutation in one copy of a DNA sequence be created?

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Question 6 6. What is a function of replication forks?

Question 7 7. What might be the result of a decrease in the number of replication bubbles?

Question 8 8. Which is a feature of the semi-conservative model of DNA replication?

Question 9 9. Because hydrogen bonds are weak bonds, they create a perfect site for _____.

Question 10 10. Where are hydrogen bonds located within the DNA?

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Question 11 11. When DNA helicase separates the two parental strands, it creates a Y-shape called a _____.

Question 12 12. The location where the process of DNA replication begins is called the _____.

Question 13 13. The replication of DNA is a complex process; all of the following statements are correct, EXCEPT

Question 14 14. Which is the strand that replicates just as quickly as the replication fork opens up?

Question 15 15. Which of the following BEST explains the role of DNA polymerase?

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Question 16 16.

Using the given information, determine the correct order of the following events during the replication of the lagging strand.

a. The DNA double helix unwinds.

b. The Okazaki fragments are joined.

c. The RNA primase builds an RNA primer on the parent strand.

d. Nucleotides are added and matched to the parent strand.

Question 17 17. What are the small components (monomers) that make up the large DNA polymer?

Question 18 18. Which is the enzyme that builds the RNA primer?

Question 19 19. What happens to the RNA primer once DNA replication is begun by DNA polymerase?

Question 20 20. Which is the enzyme that attaches daughter nucleotides to the parent strand during DNA replication?

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Question 21 21. Why does N-15 DNA sink to a lower level than N-14 in a centrifuge tube?

Question 22 22. The Dispersive method of DNA Replication was disproved when the scientists observed...

Question 23 23. What is the cellular process in which a new copy of DNA is created?

Question 24 24. Who performed the experiment that proved semi-conservative DNA replication was correct?

Question 25 25. Why can't DNA polymerase work continuously on both parent strands?

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Question 26 26. Which enzyme is responsible for laying down the daughter nucleotides during DNA replication?

Question 27 27. Which enzyme is responsible for binding Okazaki fragments together?

Question 28 28. Why do we call DNA an antiparallel molecule?

Question 29 29. Why is it necessary that the DNA helicase unwinds the DNA?

Question 30 30. Which of the following enzymes is in charge of unwinding the DNA double helix?

Processes & Steps of DNA Replication Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. You will lose your work if you close or refresh this page. Good luck!

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