Biochemistry Ii Question Paper

Biochemistry Ii

Course:Bachelor Of Pharmacy

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2009/2010
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR OF
PHARMACY

HMB 120:
BIOCHEMISTRY II

DATE: Wednesday, 30th December, 2009
TIME: 11.00 a.m. – 1.00 p.m.
------------------------------------------------------------------------------------------------------------
INSTRUCTIONS:
Answer any FOUR questions.
1.
a)
Write the reactions of triacylglyceride synthesis. Indicate enzymes

(8 marks)

b)
List the lipoproteins involved in the transport of triacylglycerides

(2 marks)

c)
Write the names for ketone bodies

(3 marks)

d)
Name the tissues which are the main consumers of ketone bodies

(2 marks)

2.
a)
Explain how exercise regulates the hydrolysis of triacylglycerides in
adipose
and
skeletal
muscle
(6
marks)

b)
Explain the role of the following hormones in the hydrolysis reactions of
triacyglycerol in the muscles:
i)
Adrenalin
(3
marks)
ii)
Insulin

(3 marks)
c)
State the metabolic fate of the products resulting from the hydrolysis of
triacylglyrides in adipose tissue and skeletal muscle
(2 marks)

Page 1 of 2

3.
By describing only the reactions that consume or produce ATP, determine the
molecules of ATP formed when one molecule of glucose is metabolized in
anaerobic
glycolysis.
(15
marks)

4.
Describe the process of gluconeogenesis from pyruvate

(15 marks)

5.
Briefly, explain why citric acid cycle is referred to as “amphibolic” pathway

(15 marks)

6.
a)
Describe the uncoupling of oxidative phosphorylation in the respiratory
chain

(10 marks)

b)
Write briefly on Glucose-t-phosphate dehydrogenase deficiency

(5 marks)

Page 2 of 2

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