Mcq Subject: Biochemistry
Alkaptonuria is caused by defect in which of the following enzymes?
A. Enolase
B. Homogentisate oxidase
C. Pyruvate carboxylase
D. None of the above
View DescriptionAll take place in mitochondria except
A. Fatty acid oxidation
B. EMP pathway
C. Electron transport chain
D. Citric acid cycle
View DescriptionAmino acid required for formation of thyroxine-
A. Tryptophan
B. Tyrosine
C. Glutamine
D. Cysteine
View DescriptionThe main function of Vitamin C in the body is –
A. Coenzyme for energy metabolism
B. Regulation of lipid synthesis
C. Involvement as antioxidant
D. Inhibition of cell growth
View DescriptionWhich steroid is formed from cholesterol without hydroxylation –
A. Progesterone
B. Glucocoicoid
C. Mineralocoicoid
D. Estradiol
View DescriptionIn Citric acid cycle, which enzyme is inhibited by arsenite?
A. Isocitrate Dehydrogenase
B. a ketoglutarate Dehydrogenase
C. Succinate Dehydrogenase
D. Aconitase
View DescriptionPyrimidine overproduction results in all except
A. Hyperuricemia
B. Reye syndrome
C. orotic aciduria
D. Megaloblastic anemia
View DescriptionWhich apoprotein is the most impoant to activate lipoprotein lipase –
A. Apo-A I
B. Apo B48
C. Apo-C II
D. Apo-E
View DescriptionWhich organs do not utilise ketone bodies?
A. Skeletal muscles
B. Cardiac muscles
C. Liver
D. RBC
View DescriptionWhich of the following pathways does not occur in mitochondria
A. Beta oxidation
B. Urea cycle
C. Fatty acid synthesis
D. Heme synthesis
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