Tabeba_Moslema
مشرفه
عدد الرسائل : 250
العمر : 35
تاريخ التسجيل : 09/10/2007
 | موضوع: امتحان اخر العام بيو سنة اولى 2007  3rd فبراير 2008, 7:47 pm | |
| بسم الله الرحمن الرحيم
امتحان جامعة اسكندرية الفرقة الاولى 2007
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UNIVERSITY OF ALEXANDRIA
FACULTY OF MEDICINE
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FIRST YEAR EXAM
MEDICAL BIOCHEMISTRY
امتحان مادة:الكيمياء الحيوية
الفرقة الأولى
Time allowed 2.5 hours.
All questions to be attempted.
31/ 5 / 2007
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Discuss the following:
1- Types of O-glycosidic linkage in carbohydrate with examples.
2- Sulphated free GAG (glycosaminoglycan)
3- Derived lipids: classification , write on types & chemistry of bile acids,
4- A phospholipide containing ethanolamine.
(11 Marks)
Write on :
1- Activation & functions of vit D3.
2- Basic structure of immunoglobulins.
3- Lipid peroxidation & antioxidants enzymes.
(9 Marks)
Give an account on:
1- Heterocyclic amino acids.
2- Phosphoprotiens.
3- Iso enzymes.
4- Amidase & transaminases.
(8 Marks)
Enumerate:
1- Methods of separation of proteins .Discuss one of them depending on molecular weight.
2- 2 methods of excision repair. Explain one of them.
(4 Marks)
Explain the function of the following:
1- Reverse transcriptase.
2- Exonucleas.
3- Aminoacyl tRNA synthetase.
4- Theories for the action of enzymes at the catalytic site.
(9 Marks)
Give an example of (without formula
1- Fibrous proteins rich in sulphur .
2- Non proteins amino acid.
3- Glycolipids.
4- Hormones of 18 carbons atom.
5- Metal activated enzymes.
6- Immunoglobulin mediated allergy.
7- Enzymes used for treatment of diseases.
8- Mannose epimer.
' (4 Marks)
"GOOD LUCK" | |
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dr_ahmed
مدير عام
عدد الرسائل : 823
العمر : 37
تاريخ التسجيل : 02/10/2007
| | موضوع: رد: امتحان اخر العام بيو سنة اولى 2007 4th فبراير 2008, 10:09 pm | |
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