Nucleic Acids: DNA & RNA 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!

Page 1

Question 1 1. What is an anticodon?

Question 2 2. When a DNA strand is unzipped, and new daughter strands are made by copying the parent strand, we call this process

Question 3 3. When tRNA is carrying an amino acid, we call it ______.

Question 4 4. Which of the following is tRNA's job?

Question 5 5. Which of the following are characteristics of DNA?

Page 2

Question 6 6. What are the functions of DNA?

Question 7 7. Regarding DNA replication, which strand ends up with a continuous complementary strand of DNA?

Question 8 8. Which of the following statements about tRNA and mRNA is correct?

Question 9 9. Which of these statements isn't true?

Question 10 10. What happens when mistakes occur in replication?

Page 3

Question 11 11. Which of the following nitrogenous bases is NOT found in RNA?

Question 12 12. Which of the following statements is true?

Question 13 13. Which of the following statements is true about the structure of RNA?

Question 14 14. In both RNA and DNA, guanine bonds with which one of the following bases?

Question 15 15. What is responsible for creating the replication fork?

Page 4

Question 16 16. What do we call the attraction that allows bases to pair with each other?

Question 17 17. In eukaryotic organisms, the DNA is stored where?

Question 18 18. DNA is added in the _____ direction on the lagging strand.

Question 19 19. What are the steps for replication?

Question 20 20. The leading strand in the replication fork is opened in the _____ direction.

Page 5

Question 21 21. DNA stands for which of the following?

Question 22 22. Which of the following are the complimentary base pairs in DNA?

Question 23 23. Regarding DNA replication, which strand ends up with a fragmented complementary strand?

Question 24 24. Why is DNA replication necessary?

Question 25 25. Do all cells replicate at the same rate?

Page 6

Question 26 26. Which of the following responses most accurately describes a hydrogen bond?

Question 27 27. The codons UAU and UAC both code for the amino acid Tyrosine. This can be explained by the _____ of the genetic code.

Question 28 28.

Which of the following are reasons why RNA is generally less stable than DNA?

I. Fewer hydrogen bonds

II. Prevalence of proteins that can degrade RNA

III. Fewer -OH groups in the sugar of RNA

Question 29 29.

Which of the following are ways in which RNA is different than DNA:

I. Single-stranded

II. Ribose

III. Uracil

Question 30 30. How does the structure of DNA make replication easy?

Nucleic Acids: DNA & RNA Chapter 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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