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BG407 Biotechnology Paper 2 Examination, National University of Ireland, Galway, 2009-10, Exams of Biotechnology

An examination paper from the national university of ireland, galway, for the biotechnology module (bg407) during semester ii in the academic year 2009-10. The paper consists of two sections, each requiring answers to two questions. Topics include methylation in epigenetics, natural history of cancer, excision repair of dna, gene knockouts in yeast, and the disc complex. The duration of the exam is three hours.

Typology: Exams

2011/2012

Uploaded on 11/30/2012

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Page
1
of
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Ollscoil na hÉireann, Gaillimh
GX_____
National University of Ireland, Galway
Semester II Examinations, 2009/2010
4BY2
Exam(s)
BG407 Biotechnology Paper 2
Module Code(s)
BG407
Module(s)
Biotechnology Paper 2
Paper No.
Repeat Paper
Special Paper
External Examiner(s)
Prof. M. J. R. Stark
Internal Examiner(s)
Dr. L. Byrnes, Prof. N. Lowndes, Dr. M. P. Carty. Prof. B. Lahue, Prof.
A. Samali
Instructions
:
Write on
two
of the following topics, choosing
one from each section
.
Please start each answer with a new answer book and clearly indicate the
number on the front.
Duration
3 hrs
No. of Answer books
2
Requirements
:
Handout
MCQ
Statistical Tables
Graph Paper
Log Graph Paper
Other Material
No. of Pages
2
Department(s)
Biochemistry
pf2

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Page 1 of 2 Ollscoil na hÉireann, Gaillimh _GX______

National University of Ireland, Galway

Semester II Examinations, 2009/

Exam Code(s) 4BY Exam(s) BG407 Biotechnology Paper 2 Module Code(s) BG Module(s) Biotechnology Paper 2 Paper No. Repeat Paper Special Paper External Examiner(s) Prof. M. J. R. Stark Internal Examiner(s) Dr. L. Byrnes, Prof. N. Lowndes, Dr. M. P. Carty. Prof. B. Lahue, Prof. A. Samali Instructions: Write on^ two^ of the following topics, choosing^ one from each section. Please start each answer with a new answer book and clearly indicate the number on the front. Duration 3 hrs No. of Answer books 2 Requirements : Handout MCQ Statistical Tables Graph Paper Log Graph Paper Other Material No. of Pages 2 Department(s) Biochemistry

Page 2 of 2

NATIONAL UNIVERSITY OF IRELAND, GALWAY

Ollscoil na hÉireann, Gaillimh 2009 - 10 B.Sc. Honours Degree Examination BIOTECHNOLOGY BG407 Biotechnology Paper 2 External Examiner: Prof. M. J. R. Stark Time allowed: Three Hours Write on two of the following topics, choosing one from each section. Please start each answer with a new answer book and clearly indicate the number on the front. Section A

1. Discuss the role of methylation in epigenetics. 2. Discuss the natural history of cancer with emphasis on the early events in the neoplastic process. Section B 3. Excision repair of DNA plays a critical role in maintaining genome stability in human cells. Discuss with reference to one specific DNA repair pathway. 4. Answer BOTH parts of this question: a) For yeast, describe how gene knockouts are created and tested to help understand gene function. (70% of marks) b) Briefly describe one example of a yeast genome-wide analysis that was discussed in class and summarize a key finding from that analysis. (30% of marks) 5. Discuss the molecular composition, function and regulation of the DISC complex, with reference to apoptotic cell death.