Biochemistry: Basic Concepts of Metabolism — DU B. Sc. Life Science (Zoology) Previous Year Question Papers

Zoology Examination Semester ÷ III (ZOO-LS-DSC-09) 2. Draw neat, well labeled diagrams, wherever required. 3. Attempt Four questions in all. 1. (i Define the following terms (any four): (4) (b) Amphibolic Pathway 2. (a) Describe Urea Cycle with the help of chemical structures and diagrams. (10) (b) Add a note on classification of enzymes. (5) (e) Isozyme 3. (a) Give a detailed account of P-oxidation of Palmitic acid. (8) (il) Differentiate between (any three) : (6) (a) Hexokinase and Glucokinase (b) Briefly describe oxidative phase of pentose phosphate pathway. (7) (b) Ketogenic and glucogenic amino acids (c) Synthase and Synthetase 4. (a) Describe the various components of mitochondrial (d) Saturated Fatty acid and Unsaturated Fatty respiratory chain and the basics of Chemiosmotic acid theory for AP synthesis. (10) (e) Ureotelie and uricotelic organisms (b) Discuss briefly the significance of storage and structural lipids. (5) (iii) Give the structure of the following: (5) (a) Palmitic acid 5. (a) Elaborate the citric acid cycle and its regulation. (c) Galactose (b) Describe the induced fit model of enzyme action, (3) (d) Uridine diphosphate glucose (e) Glyceraldehyde 3 phosphate 6. Write short notes on any three of the following : (d) Glucose-Alanine cycle