The vitamin K dependent proteins C and S are characterized by their ability to inactivate factor_____________?
A. VIII a and V a
B. VIII a
C. V a
D. None of the above
Biochemistry
Who is known for his work on scurvy ?
Who is known for his work on scurvy ?
A. Fracastorius
B. James lind
C. John snow
D. Edward Jenner
Aniacinosis results in______________?
Aniacinosis results in______________?
A. Perleche
B. Beri beri
C. Pellagra
D. Nyctalopia
Biotin is required for the activity of_______________?
Biotin is required for the activity of_______________?
A. Pyruvate carboxylase
B. Lactate dehydrogenase
C. Succinate thiokinase
D. Phosphohexose isomerase
All of the following are true about manifestations of vitamin E deficiency except_____________?
All of the following are true about manifestations of vitamin E deficiency except_____________?
A. Hemolytic anemia
B. Posterior column abnormalities
C. Cerebellar ataxia
D. Autonomic dysfunctions
Both Vitamin K and C are involved in______________?
Both Vitamin K and C are involved in______________?
A. The synthesis of clotting factors
B. Post translational modifications
C. Antioxidant mechanisms
D. The microsomal hydroxylation reactions
Thiamine deficiency can be diagnosed by measuring________________?
Thiamine deficiency can be diagnosed by measuring________________?
A. Thiamine levels in blood
B. Alkaline phosphatase levels in blood
C. Transketolase activity in RBC
D. Plasma pyruvate and lactic acid levels
Vitamin B12 is_______________?
Vitamin B12 is_______________?
A. Extrinsic factor of castle
B. Intrinsic factor of castle
C. Cyano cobalamine
D. A fat soluble vitamin
Sources of the nucleotide portion of NAD include__________________?
Sources of the nucleotide portion of NAD include__________________?
A. N-methyl nicotinamide
B. Riboflavin
C. PRPP
D. Tryptophan
Consumption of raw egg white in the diet may result in the deficiency of______________?
Consumption of raw egg white in the diet may result in the deficiency of______________?
A. Riboflavin
B. Biotin
C. Thiamine
D. Pyridoxine