4. T or F The hydrolase (or glucosidase) activity of the glycogen debranching enzyme is restricted to the cleavage of the a-1-6 glycosidic bonds.

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Chapter1: Biochemistry: An Evolving Science
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4. T or F The hydrolase (or glucosidase) activity of the glycogen debranching enzyme is
restricted to the cleavage of the a-1-6 glycosidic bonds.
5. Beside the first bypass reaction, which reaction of gluconeogenesis requires input of ATP.
6.
1.
Conversion of
Assignment 2 Gluconeogenesis (2 of 30)
(a) ATP
(c) 3-phosphoglycerate
Which of the following is not associated (reactant of the product) with the phosphoglycerate kinase
enzyme of the glycolytic and gluconeogenesis?
(a)
(b)
(c)
to
(d)
(e)
Fructose-2,6-bisphosphate (F-2,6-bP) plays an essential regulatory role in gluconeogenesis and
glycolysis. Which of the following incorrectly describes F-2,6-bP?
(b) glyceraldehydes-3-phosphate
(d) 1, 3-bisphosphoglycerate
is produced from fructose 6-phosphate by the action of phoshofructokinase 2
is a positive regulator of phosphofructokinase 1
is removed from the cell by the action of fructose 2,6-bisphosphatase
in the presence of glucagon, its concentration increases
is a negative regulator of fructose 1,6-bisphosphatase
Transcribed Image Text:4. T or F The hydrolase (or glucosidase) activity of the glycogen debranching enzyme is restricted to the cleavage of the a-1-6 glycosidic bonds. 5. Beside the first bypass reaction, which reaction of gluconeogenesis requires input of ATP. 6. 1. Conversion of Assignment 2 Gluconeogenesis (2 of 30) (a) ATP (c) 3-phosphoglycerate Which of the following is not associated (reactant of the product) with the phosphoglycerate kinase enzyme of the glycolytic and gluconeogenesis? (a) (b) (c) to (d) (e) Fructose-2,6-bisphosphate (F-2,6-bP) plays an essential regulatory role in gluconeogenesis and glycolysis. Which of the following incorrectly describes F-2,6-bP? (b) glyceraldehydes-3-phosphate (d) 1, 3-bisphosphoglycerate is produced from fructose 6-phosphate by the action of phoshofructokinase 2 is a positive regulator of phosphofructokinase 1 is removed from the cell by the action of fructose 2,6-bisphosphatase in the presence of glucagon, its concentration increases is a negative regulator of fructose 1,6-bisphosphatase
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