Biochemistry Questions and Answers – Feeder Pathways for Glycolysis

This set of Biochemistry Multiple Choice Questions & Answers (MCQs) focuses on “Feeder Pathways for Glycolysis”.

1. The deficiency of which of the following enzyme leads to galactosemia?
a) Galactokinase
b) Pyruvate kinase
c) PFK-1
d) PFK-2
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2. The conversion of which of the following involves two nucleotide derivatives?
a) Galactose 1-phosphate to glucose 1-phosphate
b) Galactose 1-phosphate to fructose 1-phosphate
c) Fructose 1-phosphate to glucose 1-phosphate
d) Lactose 1-phosphate to glucose 1-phosphate
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3. Which of the following enzyme is responsible for the conversion of glucose 1-phosphate to glucose 6-phosphate?
a) Glycogen phosphorylase
b) Isomerase
c) Phosphoglucomutase
d) Epimerase
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4. Which product is formed in the isomerization of mannose 6-phosphate?
a) Fructose 6-phosphate
b) Glucose 6-phosphate
c) 2-phosphoglycerate
d) 3-phosphoglycerate
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5. Which of the following enzyme is present in saliva?
a) Hexokinase
b) Alpha amylase
c) Fructokinase
d) Triose kinase
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6. Which of the following conversions is not catalyzed by hexokinase?
a) D-Glucose to glucose 6-phosphate
b) D-Fructose to fructose 6-phosphate
c) D-Mannose to mannose 6-phosphate
d) D-Fructose to fructose 1-phosphate
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7. Hydrolysis of lactose yields ___________
a) D-galactose and D-glucose
b) D-glucose and D-glucose
c) D-galactose and D-fructose
d) D-fructose and D-glucose
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8. Hydrolysis of sucrose yields ___________
a) D-galactose and D-glucose
b) D-glucose and D-glucose
c) D-galactose and D-fructose
d) D-fructose and D-glucose
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9. Maltose hydrolysis yields ___________
a) D-galactose and D-glucose
b) 2-D-glucose
c) n-D-glucose
d) 2-D-fructose
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10. Dextrin hydrolysis yields ___________
a) D-galactose and D-glucose
b) 2-D-glucose
c) n-D-glucose
d) 2-D-fructose
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Sanfoundry Global Education & Learning Series – Biochemistry.

To practice all areas of Biochemistry, here is complete set of 1000+ Multiple Choice Questions and Answers.

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