1. Iodine pump is stimulated byMonovalent anionMetabolic toxinInhibition of Na+-K+ pumpConcentration of TSHQuestion 1 of 20 2. Pyruvate dehydrogenase is inhibited allosterically byAMPPyruvateNADHInsulinQuestion 2 of 20 3. Wernicke's encephalopathy is caused by deficiency ofRiboflavinThiamineCyanocobalamineNiacinQuestion 3 of 20 4. Chief regulator of systemic iron homeostasisFerritinHaptoglobinHepcidinTransferrinQuestion 4 of 20 5. Which of the following serves as a principal source of carbon for nonessential amino acidsureafatscarbohydrateswaterQuestion 5 of 20 6. DNA estimation can be done bysphyfmometerpH meterspirometerSpectrophotometerQuestion 6 of 20 7. Pyruvate dehydrogenase requires all cofactors exceptRiboflavinNiacinPyridoxinThiaminQuestion 7 of 20 8. Which of the following statements regarding mature cytoplasmic messenger RNA is true?Transcribed from nuclear DNAsugar is deoxyriboseits molecular weight is more than hn-RNAHas thiamine in place of UracilQuestion 8 of 20 9. Which of the following is not involved in RNA interferenceDroshamiRNAPashamRNAQuestion 9 of 20 10. Energy storage form in liverTriglycerideFFAGlycogenCholesterolQuestion 10 of 20 11. A segment of a eukaryotic gene that is not represented in the mature messenger RNA is known asIntronTATA boxPlasmidExonQuestion 11 of 20 12. Which one of the following enzymes provides a link between glycolysis and the citric acid cyclePyruvate kinasePyruvate dehydrogenaseLactate dehydrogenaseCitrate synthaseQuestion 12 of 20 13. Watson crick model is for which DNAB DNAC DNAA DNAZ DNAQuestion 13 of 20 14. The amino acid residue having an imino side chain isProlineTyrosineLysineHistidineQuestion 14 of 20 15. All of the following are trypsin inhibitors ExceptAlpha -1 antiproteinaseAlpha -1 antitrypsinEgg whiteEnterokinaseQuestion 15 of 20 16. True about charge in amino acidAll of the aboveCarboxyl group can form positive chargeAmino group can form negative chargeNeutral at isoelectric pHQuestion 16 of 20 17. Niemann pick disease is due toCeramidase deficiencyIsocitrate dehydrogenase deficiencySphingomyelinase deficiencyGlucocerebrosidase deficiencyQuestion 17 of 20 18. Phenylketonuria occurs due to deficiency of which enzymePhenylalanine hydroxylaseTHF reductaseTyrosine kinaseCystathionine synthetaseQuestion 18 of 20 19. Normal role of Micro RNA isDNA conformational changeInitiation of translationGene regulationRNA splicingQuestion 19 of 20 20. Cardiolipin is associated withNucleusMitochondriaRibosomeLysosomeQuestion 20 of 20 Loading...