1. the major fate of glucose -6 phosphate in tissue in a well fed state is isomerisation to fructose 6 phosphate conversion to ribulose 5 phosphate hydrolysis to glucose conversion to glycogen 2. Which of the following metabolic pathway in carbohydrate metabolism is required for synthesis of nucleic acid Glycogenesis HMP shunt Gluconeogenesis Glycolysis 3. insulin causes lipogenesis by all except increases the transport of glucose into cells decrease intracellular cAMP levels increasing acetyl CoA carboxylase activity decreases pyruvate dehydrogenase 4. The end product of glycolysis under anaerobic conditions is acetoacetic acid Oxaloacetic acid Pyruvic acid Lactic acid 5. hemoglobin estimation is done by all except drabkin’s sahli’s spectrophotometry wintrobes 6. The metabolite that is regarded as the dead end in glycolysis 3-phosphoglycerate 2,3- bisphosphoglycerate Pyruvate lactate 7. The conversion of an optically pure isomer (enantiomer) into a mixture of equal amounts of both dextro and levo forms is called as Polymerisation Fractionation Racemization Stereoisomerisation 8. The primary role of chaperons is to help in protein degradation protein folding protein synthesis protein denaturation 9. GLUT-5 is transporter for Mannose Galactose Glucose Fructose 10. Which of the following is not a technique for protein precipitation Heat precipitation Trichloroacetic acid titration with reducing sugar Isoelectric point method 11. Enzyme common between glycogenesis and glycogenolysis Glycogen synthase Glycogen phosphoylase Glucan transferase Phosphoglucomutase 12. which of the following is present in plasma but absent in serum lecithin globulin fibrinogen albumin 13. The reducing equivalents for fatty acid synthesis are derived from Kreb’s cycle Pentose phosphate pathway Glycolysis Urea cycle 14. True about carbamoyl phosphate synthase All are true Mitochondrial enzyme Cytosolic enzyme Catalyses condensation reaction 15. Brain damage in phenylketonuria is due to accumulation of Tryptophan none Phenylalanine Tyrosine 16. for glucose estimation in blood the mode of transport from a PHC to lab is sodium fluoride EDTA sodium citrate potassium oxalate and NAF 17. Folding of protein chain is due to Disulphide bond Amide bond phosphodiesterase bonds Hydrogen bonds 18. True about charge in amino acid Amino group can form negative charge Neutral at isoelectric pH All of the above Carboxyl group can form positive charge 19. Which of the following is a precursor of protoporphyrin Leucine Alanine Glycine Histidine 20. Mitochondrial membrane protein contain transporter of- ATP NADH NADPH Acetyl COA Loading … Question 1 of 20
