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Posted By: Sra1 Member Level: Diamond Posted Date: 02 Jun 2008
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2008 Jawaharlal Nehru Technological University Biotechnology MOLECULAR BIOLOGY (II B.Tech II Semester Regular Examinations, Apr/May 2008) Question paper
Set No 4
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II B.Tech II Semester Regular Examinations, Apr/May 2008
MOLECULAR BIOLOGY
(Bio-Technology)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
* * * * *
1. What are the main functions of DNA in a living cell? [16]
2. Taking mitochondria DNA as an example explain D-loop method of DNA replication. [16]
3. Give an overview of the DNA polymerases of Prokaryotes & Eukaryotes. [16]
4. Justify the statement “there are different types of rRNA found in ribosome” [16]
5. Explain the processing of pre-rRNA transcript in detail. [16]
6. What is the code in which the genetic message imprinted in the form of m-RNA read as? Discuss the properties of the code. [16]
7. Describe what is meant by “generalized” and “specialized” type of transduction mechanisms. [16]
8. With reference to acting as mutagens, explain: [2 × 8 = 16]
(a) Uv irradiation
(b) Ionizing radiation.
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