5. Which histone is NOT a component of nucleosome core particle?
(A) H1.
(B) H2A.
(C) H2B.
(D) H3.
(E) H4.

6. Which kind of DNA damage occurs most frequently under normal physiological conditions? (A) Alkylation. (B) Acetylation. (C) Methylation. (D) Deamination. (E) Formation of thymine dimer.

7. Which statement is correct regarding the function of the enzyme involved in the RecBCD pathway in Escherichia coli? (A) RecBCD recognizes Holliday junctions. (B) RuvC induces double-strand breaks. (C) RecA facilitates strand invasion. (D) Rad51 catalyzes the resolution of Holliday junctions. (E) RuvAB generates single strands for invasion.

8. Exchange of genetic material between cells by direct cell-to-cell contact is called: (A) conjugation. (B) injection. (C) infection. (D) transformation. (E) transduction.

9. Which eukaryotic RNA polymerase transcribes tRNA genes? (A) RNA polymerase I. (B) RNA polymerase II. (C) RNA polymerase III. (D) RNA polymerase IV. (E) RNA polymerase V.

10. Which of the following types of noncoding RNA mainly functions in the processing and chemical modification of ribosomal RNAs (rRNAs)? (A) Small interfering RNAs (siRNAs). (B) Small nuclear RNAs (snRNAs). (C) Small nucleolar RNAs (snoRNAs). (D) Piwi-interacting RNAs (piRNAs). (E) Small rDNA-derived RNAs (srRNAs).

11. How does Rho-independent termination work? (A) RNA polymerase recognizes an RNA element (rut site) and stops transcription. (B) RNA forms a stem-loop structure that disrupts the elongation complex. (C) A poly-A signal sequence recruits poly-A polymerase and signals termination. (D) A repressor facilitates detachment of RNA polymerase from the RNA-DNA duplex. (E) RNase H hydrolyzes the phosphodiester bonds of RNA in the RNA-DNA duplex.

12. Among the three binding sites for tRNA in ribosomes, the P-site: (A) is the binding site for the aminoacylated-tRNA. (B) is the binding site for the tRNA that is released. (C) holds the tRNA linked to the growing polypeptide chain. (D) is the first location to which the t-RNA binds during the protein synthesis process. (E) moves the tRNA to the E-site when a stop codon is reached.

13. Polysome profiling involves mRNAs with different numbers of associated ribosomes separated by: (A) reverse phase chromatography. (B) ion exchange chromatography. (C) mass spectrometry. (D) sucrose gradient centrifugation. (E) sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE).

14. Which consensus sequence is involved in the initiation of translation in prokaryotes? (A) Shine-Dalgarno sequence. (B) Kozak sequence. (C) Okazaki sequence. (D) -35 element. (E) TATA element.

15. During the RNA editing process, deamination of cytosine results in its conversion to: (A) adenine. (B) guanine. (C) inosine. (D) thymine. (E) uracil.

115年 - [無官方正解]115 國立清華大學_碩士班入學考試試題_生命科學暨醫學院甲組(生物與醫學科學組)：分子生物學#142697

114年 - [無官方正解]114 國立中正大學_碩士班招生考試試題_生物醫學科學系：分子生物學#138414

114年 - [非官方正解]114 國立清華大學_碩士班入學考試試題_生命科學暨醫學院甲組(生物與醫學科學組)：分子生物學#132699

113年 - [無官方正解]113 國立中正大學_碩士班招生考試試題_生物醫學科學系：分子生物學#136961

113年 - [非官方正解]113 國立成功大學_碩士班招生考試_藥理學研究所 :分子生物學#126004

113年 - [非官方正解]112 國立臺灣大學_碩士班招生考試：分子生物學(B)#118906

112年 - [非官方正解]112 國立臺灣大學_碩士班招生考試：分子生物學(C)#120020

112年 - [非官方正解]112 國立臺灣大學_碩士班招生考試：分子生物學(B)#120007

112年 - [非官方正解]112 國立臺灣大學_碩士班招生考試：分子生物學(D)#118608

112年 - 112 國立臺灣大學_碩士班招生考試：分子生物學(A)#118594