Biochemistry MCQs

Page No. 11

Urinary protein is detected by______________?


aBarfoed test


bHay’s test


cBoiling test


dEhrlich’s test


View Answer Boiling test

Urea is produced by the enzyme_____________?


aUrease


bUricase


cArginase


dGlutaminase


View Answer Arginase

Iron is complexed in haemoglobin to_______________?


aLeucine


bHistidine


cIsoleucine


dValine


View Answer Histidine

At PH 7 the binding of 2,3 DPG to hemoglobin occurs at which site ?


aSulphydryl group


bCarboxy terminal


cAmino terminal


dHistidine


View Answer Amino terminal

False statement about haemoglobin structure________________?


aHb has 2 polypeptide chains


b Iron is present in ferrous state


cHb structurally similar to myoglobin


dFerrous ions are in porphyrin rings



The following is not a carrier protein________________?


aCerruloplasmin


bTransferrin


cTranscobalamine


dHaptoglobulin


View Answer Haptoglobulin

Urea is formed in_____________?


aBrain


bKidney


cLiver


dIntestine


View Answer Liver

Argentaffinoma is characterized by excess excretion of_____________?


a5- Hydroxy indole acetate


b3- Hydroxy phenyl pyruvate


cPhenyl lactate


dPhenyl acetate



The primary role of chaperones is to help in______________?


aProtein synthesis


b Protein degradation


cProtein denaturation


dProtein folding


View Answer Protein folding

The amino acid residue having animino side chain is____________?


aLysine


bHistidine


cTyrosine


dProline


View Answer Proline

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