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Bioc 205: Lipid Biochemistry Question Paper

Bioc 205: Lipid Biochemistry 

Course:Bachelor Of Science In Biochemistry

Institution: Egerton University question papers

Exam Year:2012



ANSWER ALL QUESTIONS

1. Using structures, differentiate between ether-linked and ester-linked phospholipids (7 Marks)
2. What structural characteristics of some lipid molecules favours liposome formation
rather than micelle formation. (6 Marks)
3.(a) Draw the structure and indicate the symbolic formula and the systematic names of (10 Marks)
i. Arachidic acid
ii.Linolenic acid
(b) Given the melting points in degrees, -19 and 67, which would you assign to which
fatty acid and why? (6 Marks)
4. Briefly describe triacyglycerol hydrolysis and explain their major biological role. (7 Marks)
5. Discuss a Di-oleic acid and Di-palmitic acid containing cardiolipin in terms of
structure and functions. (10 Marks)
6. Discuss the relevance of glycosphingolipds in blood group typing and transfusion. (10 Marks)
7. Briefly describe the following: (10 Marks)
(a) Gaucher's disease
(b) Krabbe's disease
(c) Saponification
(d) Products synthesized from cholesterol
8. Using relevant examples outline the functions of prostaglandins. (10 Marks)




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