M.Sc. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2017.
Third Semester
Biochemistry
Paper IV ENDOCRINOLOGY, DEVELOPMENTAL BIOLOGY AND PHYSIOLOGY
2 20334-AA
Time 3 Hours Max. Marks 70
SECTION — A
Answer any FIVE questions. 6 30 Marks)
1. Catecholamines.
2. Hormone receptors.
3. Vasopressin.
4. Aldosterone.
5. Sperm and egg binding.
6. Cell signaling.
7. Rigor mortis.
8. Characters of epithelial cells.
SECTION — B
Answer ALL questions. 10 40 Marks)
9. Describe the mechanism of action of Hormones.
Or
Describe the chemistry, functions and synthesis of steroid.
10. Write an account on Hypothalamic pituitary system-111.
Or
Explain the gastrointestinal hormones and their functions.

11. Describe the genes and their development.
Or
Write an account on fertilization in plants and animals.
12. Describe the organization of cell and its functions.
Or
Describe the structure and types of smooth muscles.
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