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Iph 2302: Food Biotechnology And Biosafety Question Paper

Iph 2302: Food Biotechnology And Biosafety

Course:Bachelor Of Science In Public Health

Institution: Jomo Kenyatta University Of Agriculture And Technology question papers

Exam Year:2012

JOMO KENYATTA UNIVERSITY
OF
AGRICULTURE AND TECHNOLOGY

University Examinations 2012/2013

END OF SEMESTER EXAMINATION FOR DEGREE IN BACHELOR OF SCIENCE IN PUBLIC HEALTH

IPH 2302: FOOD BIOTECHNOLOGY AND BIOSAFETY

DATE: AUGUST 2012 TIME: 2 HOURS

INSTRUCTIONS: ANSWER ALL QUESTIONS IN SECTION A AND ANY ONE QUESTION IN SECTION B
____________________________________________________________________________

SECTION A
1. Explain the following terms
1. Restriction enzymes (3 mks)
2. Recombinant DNA molecule (3 mks)

2. Define and explain the characteristics of an operon. (6 mks)

3. Describe the composition and structure of a DNA molecule. (6 mks)

4. Explain the characteristics of gene cloning vectors. (6 mks)

5. Explain the ethical considerations in modern biotechnology applications. (6 mks)

6. List and explain the reasons for the wide application of microorganisms in food biotechnology processes. (6 mks)

7. Explain application s of recombinant DNA technology in environmental protection. (6 mks)

8. Define the term mutagenesis and explain different types of mutation.
(6 mks)

SECTION B

9. Giving specific examples, discuss the applications of modern biotechnology in food processing and in agricultural production. (22 mks)

10. Discuss the risk assessment strategy for foods from GMO. (22 mks)

11(a) Discuss safety and health issues associated with modern biotechnology.
(12 mks)

(b) Explain briefly the process of gene cloning. (10 mks)

Iph 2302: Food Biotechnology And Biosafety Question Paper

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