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Question : Which of the following hormones is responsible for increasing gluconeogenesis in the liver during prolonged starvation?
A. TSH
B. Insulin
C. Thyroxine
D. Glucagon
Question : Which of the following hormones decreases blood glucose and increases the uptake of glucose in various tissues like skeletal muscle, adipose tissues?
A. Insulin
B. Cortisol
C. Glucagon
D. Epinephrine
Question : Which of the following statements is known as the rate-limiting step in glycolysis?
A. Enolase
B. Phosphofructokinase
C. Phosphohexose isomerase
D. Glyceraldehyde-3-phosphate dehydrogenase
Question : Which of the following glycolytic enzyme is inhibited by an accumulation of long-chain fatty acid in the liver?
A. Glucokinase
B. Hexokinase
C. Pyruvate kinase
D. Phosphofructokinase
Question : In muscles, the pyruvate is converted into lactate. Find the correct statement
A. During lactate formation, NADH is reconverted into NAD
B. During the product of lactate two ATP are produced
C. Lactate is the substrate from the downstream pathway
D. Lactate acts as the substrate for the formation of amino acid
Question : The glycerol phosphate shuttle functions in___________.
A. Lipid catabolism
B. Triglyceride synthesis
C. Anaerobic glycolysis for the regeneration of NAD
D. Aerobic glycolysis to transport NADH equivalents resulting from glycolysis into mitochondria.
Question : Which of the following metabolites negatively regulates pyruvate kinase?
A. Citrate
B. Alanine
C. Acetyl CoA
D. Fructose-1,6-Bisphosphate
Question : Which of the following enzymes plays an important role in tumour metabolism?
A. Glucokinase
B. Pyruvate Kinase M2
C. Phosphoglucomutase
D. Phosphofructokinase
Question : Which of the following is a tricarboxylic acid?
A. Acetic acid
B. Succinic acid
C. Oxaloacetic acid
D. Citric acid
Question : Which of the following glucose transporters are important in fructose transport in the intestine?
A. GLUT5
B. GLUT3
C. GLUT4
D. GLUT7
Question : Which of the following enzyme deficiency leads to hemolytic anaemia?
A. Glucokinase
B. Pyruvate Kinase
C. Phosphoglucomutase
D. Phosphofructokinase
Question : Which of the following enzymes is defective in galactosemia- a fatal genetic disorder in infants?
A. Glucokinase
B. Galactokinase
C. UDP-Galactose 4- epimerase
D. Galactose-1-Phosphate Uridyltransferase
Question : Which of the following enzymes leads to a glycogen storage disease known as Tarui’s disease?
A. Glucokinase
B. Pyruvate Kinase
C. Phosphofructokinase
D. Phosphoglucomutase
Question : Which of the following enzymes are not involved in galactose metabolism?
A. Galactokinase
B. Glucokinase
C. Galactose-1-Phosphate Uridyltransferase
D. UDP-Galactose 4- epimerase