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The key enzyme of gluconeogenesis is______________?

  • (A)  Pyruvate carboxylase
  • (B)  Fructose 1,6 disphosphatase
  • (C)  Glucose 6 phosphatase
  • (D)  Phosphoenol pyruvate carboxykinase
Submitted By :Ali Uppal


Renal threshold for glucose is______________?

  • (A)  80 mg%
  • (B)  100 mg%
  • (C)  180 mg/ dl
  • (D)  200 mg%
Submitted By :Ali Uppal


Which one of the following enzymes provides a link between glycolysis and the citric acid cycle ?

  • (A)  Lactate dehydrogenase
  • (B)  Pyruvate kinase
  • (C)  Citrate synthase
  • (D)  Pyruvate dehydrogenase
Submitted By :Ali Uppal


The uptake of glucose by the liver increase following a carbohydrate meal because____________?

  • (A)  There is increase in phosphorylation of glucose by glucokinase
  • (B)  GLUT-2 stimulated by insulin
  • (C)  Glucokinase has a low Km for glucose
  • (D)  Hexokinase in liver has a high affinity for glucose
Submitted By :Ali Uppal


The citric acid cycle is the final pathway for oxidation of______________?

  • (A)  Enzymes
  • (B)  Vitamins
  • (C)  Minerals
  • (D)  None of the above
Submitted By :Ali Uppal


In prolonged starvation the main nergy source of brain is_____________?

  • (A)  Glucose
  • (B)  Ketone bodies
  • (C)  Fructose
  • (D)  Fatty acids
Submitted By :Ali Uppal


Which of the following enzymes use NADP as coenzyme ________________?

  • (A)  Glyceraldehyde 3 phosphate dehydrogenase
  • (B)  Lactate dehydrogenase
  • (C)  Glucose 6-Phosphate dehydrogenase
  • (D)  Beta hydroxy acyl CoA dehydrogenase
Submitted By :Ali Uppal


An essential for the conversion of glucose to glycogen in liver is____________?

  • (A)  UTP
  • (B)  GTP
  • (C)  Pyruvate Kinase
  • (D)  Guanosine
Submitted By :Ali Uppal


Major contribution towards gluconeogenesis is by____________?

  • (A)  Lactate
  • (B)  Glycerol
  • (C)  Ketones
  • (D)  Alanine
Submitted By :Ali Uppal


The tissue with the highest glycogen content (mg/100gm)_____________?

  • (A)  Liver
  • (B)  Muscle
  • (C)  Kidneys
  • (D)  Testes
Submitted By :Ali Uppal