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• 13. Structure of tRNA.Which of the following descriptions is not correct? (A) A typical tRNA has 4 b
• 14. The functions of translation initiation factor IF3 in bacteria. Which of the following descripti
• 15. All chromatin remodeling complexes require a subunit for_________to reorganize the nucleosomes.
• 16. When working identifying factor involved in rRNA transcription, which of the following would you
• 17. What component is not included in an operon? (A) operator (B) promoter (C) intron (D) both oper
• 18. What effects could extra acetyltransferase cause to an in vitro transcription assay? (A) There c
• 19. Abnormally oligomerized yeast protein Sup35 would lead to: (A) failure of translation to termina
• 20. Histone variants are closely related to one of the core histones. They can assemble into nucleos
• 21. The effect a remodeling complex in transcription activation is: (A) histone deacetylation. (B) r
• 22. Which of the following is notorious for causing covalent bonding of adjacent thymine residues in
• 23. The uptake of naked DNA from the environment is called _________.(A) transformation (B) transduc
• 24. Regarding molecular cloning using restriction cnzyme and ligase. Which of the following statemen
• 25. DNase I protection assays or DNA footprinting is useful for___________. (A) determining the star
• 26. A single nucleotide deletion occurred in a gene. The change is indicated below. What is the cons
• 2. (5%) What is the value ofdx? (A) 0.713 (B) 0.865 (C) 0.918 (D) None of the above
• 27. Alu is the most abundant transposon in human body. Which of the following statement is correct?
• 28. When doing PCR to amplify a DNA fragment using mouse genomic DNA as the template, which of the f
• 29. The Shine-Dalgarno (SD) sequence is a ribosomal binding site in bacteria, generally contain cons
• 30. Which of the following statement is NOT true for protein splicing? (A) ' Intein is the inte
• 31. Which of the strategy is NOT used by viral genome replication with linear DNA genome? (A) Rollin
• 32. General stability of messenger RNA molecules is NOT improved by (A) Adding AG-rich elements in t
• 33. South-Western blotting is an approach used for (A) Detect a specific DNA by a DNA probe (B) Det
• 34. Which of the following promoter is commonly used for in vitro transcription of small RNA molecul
• 35. Which of the following mechanism can change expression level of a specific gene with hereditary
• 3. (5%) Which can be the solution form of A(t) ifA'(t) = A2(t) + A(t) - 1,and A(0) = 0. (A) A(t