Biochemistry MCQs

Page No. 27

Insulin caused lipogenesis by all except____________?


aIncreasing acetyl-CoA corboxylase activity


bIncreases the transport of glucose in to the cells


cInhibits Pyruvate dehydrogenase


d Decreases intracellular cAMP level



High content of cholesterol is present in_______________?


aCoconut oil


bEgg yolk


cHydrogenated fat


dGhee (unsaturated)


View Answer Egg yolk

The total blood concentration of ketone bodies in well fed individual is__________?


a1 mg%


b5 mg%


c12 mg%


d20 mg%


View Answer 1 mg%

Triglyceride synthesis synthesis is increased by______________?


aGrowth hormone


bInsulin


cCortisol


dGulcagon


View Answer Insulin

Prostaglandin synthesis is partially switched off by______________?


aLipo oxygenase inhibition


bCyclo-oxygenase inhibition


c Reductase


dPeroxidase



Triglycerides in serum are transported by_______________?


aHDL


bVLDL


cLDL


dChylomicrons


View Answer LDL

Lipid from tissue is carried to liver by_____________?


aLDL


bVLDL


cHDL


dChylomicrons


View Answer HDL

The precursor of steroid is_______________?


aAmino acids


bFatty acids


cCholesterol


dNone of the above


View Answer Cholesterol

Which is not seen in HMG CoA pathway ?


aPyruvate


bCholesterol


cMevalonate


dAcetyl CoA


View Answer Pyruvate

Rate limiting step in cholesterol synthesis is_______________?


aHMG CoA synthetase


bHMG CoA lyase


cHMG CoA reductase


dMevalonate synthetase


View Answer HMG CoA reductase

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