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C. Short Answer Questions-II (2 marks each)
8. The process of termination during transcription in a prokaryotic cell is being represented
here. Name the label a, b, c and d.

9. Complete the blanks a, b, c and d on the basis of Frederick Griffith Experiment.

10. Give two reasons why both the strands of DNA are not copied during transcription.
11. Mention any two applications of DNA fingerprinting.
12. State the 4 criteria which a molecule must fulfill to act as a genetic material.

D. Short Answer Questions-I (3 marks each)
13. Give six points of difference between DNA and RNA in their structure/chemistry and
function.
14. Explain how does the hnRNA becomes the mRNA.
OR
Explain the process of splicing, capping and tailing which occur during transcription in
Eukaryotes.
15. Name the three major types of RNAs, specifying the function of each in the synthesis of
Polypeptide.
16. Enlist the goals of Human genome project.
17. A tRNA is charged with the aminoacids methionine.
(i) Give the anti-codon of this tRNA.
(ii) Write the Codon for methionine.
(iii) Name the enzyme responsible for binding of aminoacid to tRNA.
18. Illustrate schematically the process of initiation, elongation and termination during
transcription of a gene in a bacterium.