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Special Metabolism Question Paper

Special Metabolism 

Course:Bachelor Of Science In Biochemistry

Institution: Egerton University question papers

Exam Year:2007



FOURTH YEAR EXAMINATIONS FOR THE DEGREE OF BACHELOR OF SCIENCE

FIRST SEMESTER 2006/2007 ACADEMIC YEAR

BIOC 401:SPECIAL METABOLISM

TIME: 2 Hrs

Instructions

Answer ANY seven Questions.

1.Briefly,discuss ways in which the effectiveness of synaptic transmission may be altered.(10 Marks)

2.Describe the structure and functional of a skeletal muscle sarcomere.(10 Marks)

3.Using structural and chemical formulae,explain how porphyrins are formed in the mammalian tissue.(10 Marks)

4.Discuss the role of endocrine system in the regulation of calcium and phosphorus in a mammalian body.(10 Marks)

5.Describe the renal and respiratory mechanisms for generating acid-base balance.(10 Marks)

6.Explain in detail, the events that lead to the production of an action potential in neurons and muscle cells.(10 Marks)

7.The transmission of sensory information requires the input of free energy.Name five sensory systems and identify the mechanisms for the input of free energy that allows the transmission of sensory information.(10 Marks)

8.Describe the signal transduction cascade in a:

(a) Visual System
<br (b) Olfactory system.(10 Marks)






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