Best Structure Of DNA & RNA Objective Type Questions And Answers

41. Western blotting is the technique used in the determination of
a. RNA
b. DNA
c. Proteins
d. All of these
Ans: B

42. m RNA synthesis from DNA is termed
a. Transcription
b. Transformation
c. Translation
d. Replication
Ans: A

43. Western blotting is a technique used in the determination of
a. DNA
b. RNA
c. Protein
d. Polysaccharides
Ans: A

44. Building blocks of Nucleic acids are
a. Amino acids
b. Nucleosides
c. Nucleotides
d. Nucleo proteins
Ans: C

45. DNA finger printing is based on
a. Repetitive sequences
b. Unique sequences
c. Amplified sequences
d. Non-coding sequences
Ans: B

46. The enzyme required for DNA from RNA template:
a. RNA polymerase
b. Reverse transcriptase
c. DNA polymerase
d. Terminal transferase
Ans: B

47. Double standard RNA is seen in
a. Reo virus
b. Rhabdo virus
c. Parvo virus
d. Retro virus
Ans: A

48. Example for DNA viruses:
a. Adeno virus
b. Bacteriophage T1, T2, T3, T4, T5, T6
c. Papova virus
d. Herpes virus and cauliflower moisaic
e. All of the above
Ans: E

49. The following are the RNA viruses, except
a. Reo viruses
b. Retro viruses
c. Bacteriophage F C
d. Tmv and Bacteriophages Ms2, F2
e. Dahila mosaic virus and Bacteriophages F × 174, M12, M13
Ans: E

50. The two strands of DNA are joined noncovalently by
a. Ionic bonds
b. Covalent bonds
c. Hydrogen bonds between bases
d. Polar charges
Ans: C

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