Mcq Subject: Biochemistry
All of the following are true regarding oxygenases except :
A. Incorporate 2 atoms of oxygen
B. Incorporate 1 atom of oxygen
C. Required for hydroxylation of steroids
D. Required for carboxylation of drugs
View DescriptionPrecipitation of proteins is done by all of these except:
A. Adding trichloroacetic acid.
B. Adding acetyl alcohol and acetone.
C. Adjusting pH to other than the isoelectric point.
D. Salts of heavy metals.
View DescriptionWhich of the following is used by RBCs in the fasting state?
A. Glucose
B. Alanine
C. Ketone body
D. Fatty acid
View DescriptionEnzyme that catalyses the transfer of a molecule group from one molecule to another is:
A. Oxidases
B. Oxidases
C. Transferases
D. Lipases
View DescriptionWhich amino acid does not include post translational modification?
A. Selenocystiene
B. Triiodothyronine
C. Hydroxy-proline
D. Hydroxy-lysine
View DescriptionAverage daily dose of vitamin-C is:
A. 30 - 40 mg
B. 50 - 60 mg
C. 60 - 100 mg
D. 100 - 150 mg
View DescriptionA young man was on high protein diet and raw eggs. After 3 days he developed weakness. Blood investigation revealed hypoglycemia. Hypoglycemia is due to inhibition of which of the following enzymes
A. Glucose 6 phosphatase
B. Glycogen phosphorylase
C. Pyruvate Carboxylase
D. Glucokinase
View DescriptionFate of IDL(Intermediate Density Lipoprotein) in plasma
A. 50% is taken up by liver
B. 50% is converted to LDL particle
C. Both 1 and 2
D. None of the above
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