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DNA mini-quiz 1. Griffith was known for describing/discovering which of the following? a. Transformation b. DNA structure c. DNA is genetic material d. Genes are on chromosomes e. Transforming material is DNA 2. T.H. Morgan was known for describing/discovering which of the following? a. Transformation b. DNA structure c. DNA is genetic material d. Genes are on chromosomes e. Transforming material is DNA a 3. Avery, Macleod, and McCarty were known for describing/discovering which of the following? a. Transformation b. DNA structure c. DNA is genetic material d. Genes are on chromosomes e. Transforming material is DNA 4. Watson and Crick were known for describing/discovering which of the following? a. Transformation b. DNA structure c. DNA is genetic material d. Genes are on chromosomes e. Transforming material is DNA a 5. Hershey and Chase were known for describing/discovering which of the following? a. Transformation b. DNA structure c. DNA is genetic material d. Genes are on chromosomes e. Transforming material is DNA 6. The product of translation is which of the following? a. DNA transcript b. RNA transcript c. Carbohydrate d. Protein e. Lipid 7. The product of transcription is which of the following? a. DNA transcript b. RNA transcript c. Carbohydrate d. Protein e. Lipid 8. A mutation that results in a premature stop codon is called: a. Silent mutation b. Missense change c. Nonsense change d. Indel e. frameshift 9. A mutation that results in substituting one amino acid for another is called: a. Silent mutation b. Missense change c. Nonsense change d. Indel e. frameshift 10. A mutation that does not affect the amino acid sequence is called: a. Silent mutation b. Missense change c. Nonsense change d. Indel e. frameshift 11. A mutation that alters the mRNA sequence at a single point is called: a. Base-pair substitution b. Insertion c. Deletion d. Frameshift 12. Which of the following wouldn’t be found in the mRNA after export from the nucleaus? a. 5’ modified quinine cap b. 3’ poly A tail c. Introns d. Exons 13. Which of the following is/are parts of the parts of post-transcriptional modification? a. 5’ modified quinine cap b. 3’ poly A tail c. Alternative splicing d. A and B e. All of the Above 14. RNA polymerase binds to which of the following to begin transcription? a. Transcription factors b. mRNA start codon c. exon d. primer e. promoter 15. Ligase a. Creates the RNA primer b. Adds DNA to the RNA primer c. Replaces the RNA primer with DNA d. Joins Okazaki fragments e. “unzips” the double helix f. Relieves tension at the replication fork by rearranging the DNA 16. DNA Polymerase I a. Creates the RNA primer b. Adds DNA to the RNA primer c. Replaces the RNA primer with DNA d. Joins Okazaki fragments e. “unzips” the double helix f. Relieves tension at the replication fork by rearranging the DNA 17. DNA Polymerase III a. Creates the RNA primer b. Adds DNA to the RNA primer c. Replaces the RNA primer with DNA d. Joins Okazaki fragments e. “unzips” the double helix f. Relieves tension at the replication fork by rearranging the DNA 18. Primase a. Creates the RNA primer b. Adds DNA to the RNA primer c. Replaces the RNA primer with DNA d. Joins Okazaki fragments e. “unzips” the double helix f. Relieves tension at the replication fork by rearranging the DNA 19. Helicase a. Creates the RNA primer b. Adds DNA to the RNA primer c. Replaces the RNA primer with DNA d. Joins Okazaki fragments e. “unzips” the double helix f. Relieves tension at the replication fork by rearranging the DNA 20. Topoisomerase a. Creates the RNA primer b. Adds DNA to the RNA primer c. Replaces the RNA primer with DNA d. Joins Okazaki fragments e. “unzips” the double helix f. Relieves tension at the replication fork by rearranging the DNA Answers: 1. A 2. D 3. E 4. B 5. C 6. D 7. B 8. C 9. B 10. A 11. A 12. C 13. E 14. E 15. D 16. C 17. B 18. A 19. E 20. F