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Basic Metabolism Question Paper

Basic Metabolism

Course:Bachelor Of Science

Institution: University Of Nairobi question papers

Exam Year:2008

UNIVERSITY OF NAIROBI
FIRST SEMESTER EXAMINATIONS
SECOND YEAR EXAMINATIONS FOR THE DEGREE OF BACHELOR OF SCIENCE
SBL 205: BASIC METABOLISM
Answer all questions from SECTION A and any TWO selected from SECTION B
SECTION A
Short answer questions 30 marks
1. Show how CO2 is fixed in C3 plants. What are the end products? Illustrate your answer with a formula.

2. What is the role of TCA cycle during metabolism?

3. Distinguish between reductive amination and transamination. Give examples.

4. Which two enzymes play a role during interconversion of hexose sugars. Give examples of each.

5. During catabolism which amino acids are converted to pyruvate.

6. Discuss the importance of co enzymes in living organisms.

7. Distinguish between essential and non essential amino acids. Give examples.

8. Define the term homeostasis. Explain how it is achieved.

9. Outline the essential components of a feedback loop.

10. Discuss the significance of calorimetry in metabolic studies. What are the main differences between direct and indirect calorimetry? Give examples.

SECTION B ESSAY QUESTIONS 20 MARKS EACH
1. Glycolysis is a major pathway during carbohydrate degradation. Describe the process and its significance.

2. Discuss the synthesis and oxidation of fatty acids as metabolic fuels.

3. Discuss the role of vitamins in metabolism.

4. Describe the factors that affect basal metabolic rate.

Basic Metabolism Question Paper

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