1. Which of the following techniques can be used for exact localisation of a genetic locus western blot comparative genomic hybridization chromosome painting FISH 2. Citrate to cis aconitate conversion is inhibited by fluoride Malonate arsenite fluoroacetate 3. Which of the following serves as a principal source of carbon for nonessential amino acids carbohydrates urea water fats 4. The protein rich in basic amino acids, which functions in the packaging of DNA in chromosomes, is Fibrinogen Histone Collagen hyaluronic acid binding protein 5. A membrane phospholpid that doesnot contain glycerol is Sphingomyelin Lecithin Cerebroside cardiolipin 6. action of a-sununit of G protein is conversion of GDP to GTP breakdown of GTP to GDP intemalization of receptors binding of agonists 7. NAD+ acts as a conenzyme for Malate dehydrogenase L-amino acid oxidase Succinate dehydrogenase Xanthine oxidase 8. all of the following are true regarding oxygenases except required for carboxylation of drugs incorporate 1 atom of oxygen incorporate 2 atoms of oxygen required for hydroxylation of steroids 9. keratin is a None of the above Globular proteins Cylindrical proteins Fibrous proteins 10. Both ketogenic and glucogenic amino acid is Arginine Isoleucine leucine Glycine 11. Amino acid which can be used in both gluconeogenesis and ketogenesis Tyrosine Arginine Threonine Valine 12. Enzyme common between glycogenesis and glycogenolysis Glycogen synthase Glycogen phosphoylase Phosphoglucomutase Glucan transferase 13. True about glycolysis are all except Two carbon end product is formed substrate level phosphorylation at pyruvate kinase Provides nutrition to cancer cells NADPH is formed by glyceraldehyde -3-phosphate dehydrogenase 14. Fructose 2-6 bisphosphate regulates glycolysis at the level of Glyceraldehyde 3 phosphate Fructose 6 phosphate Phosphoenol pyruvate Glucose 6 phosphate 15. to which of the following family of chemical mediators of inflammation the lipoxins belong arachidonic acid metabolites cytokines kinin system chemokines 16. Citrullinemia is due to deficiency of Arginosuccinate synthase CPS-1 Arginase Arginosuccinate lyase 17. insulin resistance is seen in patients with liver disease is due to impaired insulin release damaged hepatocytes hepatic steatosis low c peptide level 18. In citric acid cycle,NADH is produced by Succinate dehydrogenase Isocitrate dehydrogenase Fumarase Succinate thiokinase 19. Thermogenin is present in- Nucleus Ribosome Mitochondria Cytoplasm 20. the defect in xeroderma pigmentosa is formation of thymidine dimmers formation of adenine dimers poly ADP ribose polymerase is defective exonuclease is defective Loading … Question 1 of 20
