Biochemistry MCQs

Page No. 8

Both Vitamin K and C are involved in______________?


aThe synthesis of clotting factors


bPost translational modifications


cAntioxidant mechanisms


dThe microsomal hydroxylation reactions



All of the following are true about manifestations of vitamin E deficiency except_____________?


aHemolytic anemia


bPosterior column abnormalities


cCerebellar ataxia


dAutonomic dysfunctions



Biotin is required for the activity of_______________?


aPyruvate carboxylase


bLactate dehydrogenase


cSuccinate thiokinase


dPhosphohexose isomerase


View Answer Pyruvate carboxylase

Aniacinosis results in______________?


aPerleche


bBeri beri


cPellagra


dNyctalopia


View Answer Pellagra

Who is known for his work on scurvy ?


aFracastorius


bJames lind


cJohn snow


dEdward Jenner


View Answer James lind

The vitamin K dependent proteins C and S are characterized by their ability to inactivate factor_____________?


aVIII a and V a


bVIII a


cV a


dNone of the above


View Answer VIII a and V a

Cereals are deficient in_____________?


a Vitamin C


bVitamin B complex


cIron


dCalcium


View Answer Vitamin C

Vitamin C effects_________________?


aMaturation of procollagen


bFormation of osteoid matrix


cCalcification of osteoid


dBoth A and B


View Answer Both A and B

Tertiary structure of protein is maintained by all except______________?


aH2 bond


bHydrophobic


cIonic bond


dNone of the above


View Answer None of the above

Albumins and globulins are ________ proteins?


aSimple


bPeptones


cProlamines


dLactalbumin


View Answer Simple

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