KERALA UNIVERSITY Ph.D. ENTRANCE EXAMINATION – 2015
FACULTY OF APPLIED SCIENCES
Time: 140 Minutes Maximum Marks: 160
Note: Answer any twelve questions from Section B and one question from Section C in the subject concerned. In Section B, each question carries 10 marks. Section C carries 40 marks. In Section B an answer should not exceed 100 words. In Section C, an answer should not exceed 500 words.
SECTION – B
(1). Comment on A, B, Z forms of DNA. Discuss their structural features.
(2). What are retrotransposons? Comment on their applications.
(3). Discuss the various types of repetitive sequences in DNA. Comment on their utilities.
(4). Discuss the various types of mechanisms involved in post translational modifications.
(5). Discuss the various stages in a typical bioprocess and comment on the significance of each stage.