Biochemistry MCQs

Page No. 7

Niacin & riboflavin help in_____________?


aRedox reactions


bTransamination reaction


cMethyl group transfer


dAmine group transfer


View Answer Redox reactions

Which of the following are the sources of Vit C_________________?


aApple


bFresh green vegetables


cCitrus fruits


dBoth B and C


View Answer Both B and C

Avidin influences which of the following vitamins ?


aBiotin


bNiacin


cThiamine


dPhylloquinone


View Answer Biotin

FIGLU excretion test is to estimate deficiency of_______________?


aVitamin K


b Vitamin B6


cVitamin folic acid


dNiacin


View Answer Vitamin folic acid

Deficiency of vitamin C causes the following except_______________?


aDefective collagen synthesis


bSoft swollen gums


cPigeon chest


dSubcutaneous & other hemorrhage


View Answer Pigeon chest

Peripheral neuropathy due to deficiency of vitamin is seen with_______________?


aPyridoxine


bVit E


cVit A


dPantothenic acid


View Answer Pyridoxine

Consumption of raw egg white in the diet may result in the deficiency of______________?


aRiboflavin


bBiotin


cThiamine


dPyridoxine


View Answer Biotin

Sources of the nucleotide portion of NAD include__________________?


aN-methyl nicotinamide


bRiboflavin


cPRPP


dTryptophan


View Answer Tryptophan

Vitamin B12 is_______________?


aExtrinsic factor of castle


bIntrinsic factor of castle


cCyano cobalamine


dA fat soluble vitamin



Thiamine deficiency can be diagnosed by measuring________________?


aThiamine levels in blood


bAlkaline phosphatase levels in blood


c Transketolase activity in RBC


dPlasma pyruvate and lactic acid levels



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