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Basic Metabolism Question Paper

Basic Metabolism

Course:Bachelor Of Science In Microbiology And Biotechnology

Institution: University Of Nairobi question papers

Exam Year:2012

UNIVERSITY OF NAIROBI
SCHOOL OF BIOLOGICAL SCIENCES
CAT 1- 2012/2013 12/11/2012
SBL 205 – BASIC METABOLISM
Give brief and concise ANSWERS and illustrate with formula where possible
1. Write the equation showing formation of Malonyl CoA during fatty acid synthesis. (3 marks)
2. What is the role of Calcium ions in body fluids? (3 marks)
3. Briefly describe what happens in oxidative reactions. Are they endergonic exergonic? (3 marks)
4. Briefly describe holozoic mode of nutrition. (3 marks)
5. Illustrate first step of beta oxidation of fatty acids? (2 marks)
6. What is the fate of pyruvate under aerobic conditions? Where does it occur? (2 marks)
7. Outline the steps during glucose synthesis from glycerol-3- phosphate in animals. (3 marks)
8. What is the relationship between temperature and metabolic rate in ectotherms? (2 marks)
9. Briefly describe the main function of photosystems. What is the overall input and output of light dependent reactions? (3.5 marks)
10. Illustrate the carboxylation phase of the Calvin cycle. Where does it occur? (2.5 marks)
11. Illustrate the reaction catalyzed by aldolase during glycolysis? (2 marks)
12. Describe the biosynthesis of starch from Glucose-1-P. (3 marks)
13. Name the two phases of pentose phosphate pathway. What is its importance? (3 marks)

Basic Metabolism Question Paper

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