1. Pyruvate dehydrogenase requires all cofactors except Pyridoxin Thiamin Riboflavin Niacin 2. Final common pathway of metabolism of carbohydrates, lipids an protein metabolism is TCA cycle Gluconeogenesis Glycogenesis none of the above 3. HMP shunt occurs in all organs except RBC Liver Adipose tissue Brain 4. Most important source of ATP is- Anaerobic glycolysis Oxidative phosphorylation None of the above Substrate level phosphorylation 5. Reducing sugar in urine can be detected by Glucose-oxidase test Fehling solution Benedicts test All of the above 6. Phenyl ketonuria is caused by defective metabolism of amino acids fats carbohydrates nucleic acids 7. Which of the following is a precursor of protoporphyrin Histidine Leucine Alanine Glycine 8. Urea is produced by the enzyme Glutaminase Urease Uricase Arginase 9. Fructose 2-6 bisphosphate regulates glycolysis at the level of Phosphoenol pyruvate Fructose 6 phosphate Glyceraldehyde 3 phosphate Glucose 6 phosphate 10. eukayotic plasma membrane is made up of all except cholesterol lecithin carbohydrates triglycerides 11. Fructose intolerance is to fructose only fructose and glucose fructose and sucrose sucrose only 12. Thermogenin is present in- Mitochondria Cytoplasm Ribosome Nucleus 13. “Classical phenyl ketonuria” is caused by deficiency of Tyrosine hydroxylase Phenylalanine hydroxylase Tyrosine transaminase Phenylalanine transaminase 14. Storage form of free energy in the cell is- ATP Creatine phosphate NADH G-6-P 15. Immediate metabolic products during conversion of Fructus1-6 biphosphate to 2 molecules of pyruvate Dihydroxyacetoone phosphate and 1,3 biphosphoglycerate Glyceraldehyde-3-phosphate and dihydroxy-acetone phosphate 3-phosphoglycerate and 1,3 biphosphoglycerate Glyceraldehyde-3-phosphate and 1,3-bisphosphoglycerate 16. Ammonia in brain is trapped by Alanine Ornithine Glutamine Aspartate 17. cell differentiation by surface markers Flow cytometry G banding Electrophoresis Spectrometry 18. Which is not a monosaccharide Maltose Fructose Glucose Galactose 19. Hopkin Cole test is performed on proteins to detect the presence of Guanidine group Indole group Imidazole group Phenolic group 20. Transamination of alanine results in formation of Pyruvate Oxaloacetate Aspartate Arginine Loading … Question 1 of 20
