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Campbell Biology Chapter 17: Gene Expression: From Gene to Protein 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. What are the functions of spliceosomes in RNA splicing?

Question 2 2. How many subunits make up the ribosome complex?

Question 3 3. The eleventh amino acid of protein X should be serine, however due to a mutation it now has the amino acid alanine in that position. Which type of mutation could have caused this change?

Question 4 4. What type of molecule is released during the formation of a peptide bond?

Question 5 5. What is the term for a distinct section of DNA that codes for one protein?

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Question 6 6. In which step does the ribosome reach a stop codon and end the process of translation?

Question 7 7. Which of the following terms encompasses all the cellular activities involved in building protein molecules?

Question 8 8. _____ mutations result in a longer DNA strand.

Question 9 9. The _____ codon starts the message and also codes for methionine.

Question 10 10. Which strand of DNA serves as the template for transcription?

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Question 11 11. Which of the following is the enzyme that adds RNA nucleotides to build off of the antisense strand?

Question 12 12. Which two types of nucleic acids move into the ribosome during translation?

Question 13 13. A scientist identifies two different structures that both specify the same amino acid. How would the scientist describe these structures?

Question 14 14. An example of a transversion mutation is _____.

Question 15 15. What is another term for a chain of amino acids?

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Question 16 16. Why do people try to protect their skin from ultraviolet radiation?

Question 17 17. Which enzyme checks DNA for errors?

Question 18 18. The Central Dogma is a framework used to represent which of the following?

Question 19 19. A type of point mutation that alters the length of the DNA strand is _____.

Question 20 20. Which parts of a gene were originally thought of as 'junk DNA'?

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Question 21 21. Which type of mutation results in an incomplete polypeptide because of an early stop signal?

Question 22 22. A mutation in DNA can affect the amino acid sequence because it affects the code found in _____.

Question 23 23. Which of the following is the process of decoding RNA as instructions for building an amino acid chain?

Question 24 24. The letters used in the codon chart come from which type of nucleic acid strand?

Question 25 25. Which letters represent the 4 nucleotide bases in mRNA?

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Question 26 26. When can a genetic mutation get passed down through successive generations?

Question 27 27.

Use the chart to decode this strand of mRNA:

AUGUCAGAUUGA

Question 28 28. Mutagens are typically found _____.

Question 29 29. Which type of mutation does NOT change the overall function of the protein?

Question 30 30. Where in the cell does transcription occur?

Campbell Biology Chapter 17: Gene Expression: From Gene to Protein 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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