1. Histidine is converted to histamine by Reduction Transamination Hydroxylation Decarboxylation 2. Which of these is most effective for gluconeogenesis Citrate stimulation of acetyl carboxylase Fructose-1,6 biphosphate stimulation of phophofructokinase-1 Fructose -2,6 biphosphate stimulation of phophofructokinase-2 Acetyl-CoA stimulation of pyruvate carboxylase 3. Regulating enzymes in gluconeogenesis are all ,except Glucose -6 phosphatase PFK-1 PEP carboxykinase Pyruvate Carboxylase 4. Neutral amino acid is Aspartate Arginine Lysine Leucine 5. Edman’s reagent is Cynogen bromide 2-4 dinitrophenol 1-fluoro-2,4-dinitrobenzene Phenyl-isocyanate 6. Which of the following transports lactate from muscle to liver Alanine Glutamate Gutamine Aspartate 7. Method to determine protein structure is Electrophoresis NMR spectroscopy X-ray crystallography Infra red spectroscopy 8. collagen is rich in glutamate and glycine proline and glycine glutamate and proline alanine and glycine 9. Wernicke’s encephalopathy is caused by deficiency of Cyanocobalamine Niacin Thiamine Riboflavin 10. All are caused by amino acid deficiency except Homocysteinemia phenylketonuria galactosemia alkaptonuria 11. replacing alanine by which amino acid will increase UV absorption of protein at 280um wavelength leucine arginine proline tryptophan 12. Fructose 2-6 biphosphate is Positive allosteric regulation of PF1(phosphofructokinase 1) Intermediate of glycosis Negative allosteric regulation of PF1 Positive allosteric regulation of PF2 13. The citric acid cycle is the final pathway for oxidation of Vitamins Enzymes Minerals None of the above 14. Reducing sugar in urine can be detected by Fehling solution All of the above Benedicts test Glucose-oxidase test 15. xanthoproteic test is used for Bile salts Ketone bodies Reducing sugars Amino acids 16. Brain damage in phenylketonuria is due to accumulation of Tryptophan Tyrosine none Phenylalanine 17. Least energy producing cycle Fatty acid oxidation Kreb’s cycle HMP shunt Glycolysis 18. acids found in the citric acid (krebs) cycle are oxaloacetic acid and a-ketoglutaric acid oxaloacetic acid and aspartic acid glutamic acid and succinic acid glucoronic acid and aspartic acid 19. carboxylation of clotting factors by vit K is required t be biologically active.which of the following amino acid is carboxylated aspartate histamine histidine glutamate 20. Allosteric inhibitors of TCA Cycle are all except ADP Succinyl CoA ATP NADH Loading … Question 1 of 20
