Biochemistry MCQs

Page No. 11

Urinary protein is detected by______________?


aBarfoed test

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bHay’s test

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cBoiling test

✓


dEhrlich’s test

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View Answer Boiling test

Urea is produced by the enzyme_____________?


aUrease

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bUricase

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cArginase

✓


dGlutaminase

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View Answer Arginase

Iron is complexed in haemoglobin to_______________?


aLeucine

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bHistidine

✓


cIsoleucine

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dValine

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View Answer Histidine

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


aSulphydryl group

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bCarboxy terminal

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cAmino terminal

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dHistidine

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View Answer Amino terminal

False statement about haemoglobin structure________________?


aHb has 2 polypeptide chains

✓


b Iron is present in ferrous state

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cHb structurally similar to myoglobin

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dFerrous ions are in porphyrin rings

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The following is not a carrier protein________________?


aCerruloplasmin

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bTransferrin

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cTranscobalamine

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dHaptoglobulin

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View Answer Haptoglobulin

Urea is formed in_____________?


aBrain

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bKidney

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cLiver

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dIntestine

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View Answer Liver

Argentaffinoma is characterized by excess excretion of_____________?


a5- Hydroxy indole acetate

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b3- Hydroxy phenyl pyruvate

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cPhenyl lactate

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dPhenyl acetate

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The primary role of chaperones is to help in______________?


aProtein synthesis

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b Protein degradation

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cProtein denaturation

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dProtein folding

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View Answer Protein folding

The amino acid residue having animino side chain is____________?


aLysine

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bHistidine

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cTyrosine

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dProline

✓


View Answer Proline

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