Wednesday, 31 January 2018

MOLECULAR BIOLOGY-BIOCHEMISTRY-CHAPTER WISE PREVIOUS QUESTIONS

This section contains chapter wise arrangement of Previously asked questions in MBBS Degree Examinations conducted by KUHS (Kerala University of Health Sciences)
  1. What is translation? Discuss the process of translation and add a note on post translational modifications  (1+6+3=10)
  2. Describe the process of transcription. What are the post transcriptional modifications. Mention two inhibitors of transcription.    (6+3+1=10)
  3. Discuss the process of DNA replication and mention the inhibitors of Replication. Give a note on DNA repair(6+2+2=10)
  4. Describe how protein is synthesized in body. Name any two inhibitors of protein biosynthesize. Add a note on post translational modifications. (6+2+2=10)
  5. Define replication. Describe in detail the replicative process in prokaryotes with the help of diagrams
  6.  (1+6+3=10)
  7.   How purine nucleotides are degraded. Add a note on abnormalities due to excessive purine catabolism.                                                                                                                   (3+2=5)
  8. Describe the salvage pathway of purine nucleotide synthesis with its significance. Describe the disorder associated with it.
  9. Name the amino acids involved in the synthesis of pyramidine
  10. Discuss the process of transcription in prokaryotes
  11. Describe the structure and functions of tRNA
  12. Define nucleotide. Define two adenosine nucleotide derivatives
  13. Mention the salient features of genetic code. Discuss in detail the various types of mutation. (3+7=10)
  14. Define genetic code/ What are the salient features of genetic code
  15. The end product of purine metabolism in human
  16. What is gout? Mention the causes of primary gout
  17. Normal serum uric acid level
  18. Describe uric acid formation and mention the clinical significance of its estimation.
  19. Define gout and name three drugs used to treat gout
  20. Telomerase
  21. Restriction endonuclease/ What are restriction endonucleases. What are their uses/ List the functions of restriction endonucleases/ Restriction enzymes
  22. Molecular scissors
  23. Reverse transcriptases
  24. DNA helicase
  25. Lesch- Nyhan syndrome/ Deficient enzyme and clinical features in Lesch – Nyhan syndrome
  26. Role of one carbon compounds in purine & pyrimidine formation 
  27. Klenow fragment 
  28. Gene therapy   
  29. Mention the examples of partially acceptable missense mutation and unacceptable missense mutation
  30. Frame shift mutation
  31. Point mutation. Give one example for point mutation/ Examples for point mutation
  32. Discuss the base repair mechanism of DNA
  33. Disorder of defect in mismatch repair
  34. Xeroderma pigmentosum is due to deficiency of what process
  35. Disorder of defect in excision nucleotide repair
  36. Sickle cell anemia
  37. Mention two features of mitochondrial DNA
  38. Wobble hypothesis
  39. Spliceosomes
  40. PCR technique/Write principle and application of polymerase chain reaction
  41. Four applications of recombinant DNA technology
  42. Apoptosis