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Control of Gene Expression 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. Addition and deletion RNA editing can lead to which of the following?

Question 2 2. Which of the following types of RNA editing are commonly used in mitochondrial RNA in trypanosome species?

Question 3 3. Which of the following types of RNA editing involves deamination?

Question 4 4. Which of the following is NOT one of the ways that RNAi is being used in genetic and medical research?

Question 5 5. What is functional genomics?

Page 2

Question 6 6. Which of the following is NOT a function of RNAi?

Question 7 7. Which of the following enzymes is involved in producing the final structure of microRNAs in the cytoplasm?

Question 8 8. Which of the following describes the structure of microRNAs prior to assembly in the RISC complex?

Question 9 9. What are microRNAs?

Question 10 10. The repressor blocks RNA polymerase from binding to the promoter, making _____ impossible.

Page 3

Question 11 11. What makes the lac repressor fall off the lac operator?

Question 12 12. Operons are only found in what kind of cell?

Question 13 13. What are the functions of spliceosomes in RNA splicing?

Question 14 14. Which single nucleotide makes up the 5' cap?

Question 15 15. Before an mRNA molecule is finished with RNA processing, what is it called?

Page 4

Question 16 16. Which of the following describes an increase in gene expression?

Question 17 17. All of the following statements are true, EXCEPT:

Question 18 18. The lac operon codes for the enzyme that help digest the sugar _____.

Question 19 19. Which of the following is NOT true?

Question 20 20. What is the effect of DNA Methylation on gene expression?

Page 5

Question 21 21. When the regulatory mechanism of DNA methylation is passed on to your offspring it is known as _____.

Question 22 22. What is the name of the DNA sequence to which transcription factors bind?

Question 23 23. What is the name of the part of a transcription factor that interacts with DNA?

Question 24 24. What is the name of the part of a transcription factor that interacts with co-regulatory molecules?

Question 25 25. An RNA sequence is analyzed and is shown to have one less nucleotide than the corresponding DNA sequence. Which of the following forms of RNA editing occurred?

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Question 26 26. How does the binding of mRNA and siRNA affect protein production?

Question 27 27. Which of the following is a function of microRNAs?

Question 28 28. Which part of the lac operon codes for the lactose digesting enzymes?

Question 29 29. Which part(s) of a gene produces a protein product?

Question 30 30. While studying for an upcoming test, your friend Jane tells you that prokaryotic cells process their RNA in the nucleus. Is this a correct statement? Why or why not?

Control of Gene Expression 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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