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ng glycolysis, t

ng glycolysis, t

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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18) During glycolysis, the molecule shown at right is the substrate of a) aldolase b) triosephosphate isomerase c) glyceraldehyde 3-phosphate dehydrogenase d) phosphoglycerate mutase 0-P-O 19) fr the molecule at right (above) proceed to 2-phosphoglycerate, which of the following would be the position of the carbon marked with a star? b) c) d) H. -P=0 -0-P=0 ОН HO. HO. HO. When we break down fats (triacylglycerol), the glycerol can be converted to pyruvate (or lactate) by entering glycolysis as shown below. HO ATP ADP NAD NADH shycolysis но Om-o 20) If one molecule of glycerol is converted to one molecule of pyruvate, what is the net synthesis of ATP? a) +3 b) +2 c) +1 0 (P e) -1 f) -2 g) -3 21) If one molecule of glycerol is converted to one molecule of lactate, what is the net synthesis of NAD:H? a) +3 b) +2 c) +1 d) 0 e) -1 f) -2 g) -3 22) Consider the reaction catalyzed by phosphoglycerate mutase. Which of the following would force the reaction to go more so in the glycolysis direction? a) Remove 2-phosphoglycerate b) Remove 3-phosphoglycerate c) Add phosphoenolpyruvate d) Remove glyceraldehyde 3-phosphate
Transcribed Image Text:18) During glycolysis, the molecule shown at right is the substrate of a) aldolase b) triosephosphate isomerase c) glyceraldehyde 3-phosphate dehydrogenase d) phosphoglycerate mutase 0-P-O 19) fr the molecule at right (above) proceed to 2-phosphoglycerate, which of the following would be the position of the carbon marked with a star? b) c) d) H. -P=0 -0-P=0 ОН HO. HO. HO. When we break down fats (triacylglycerol), the glycerol can be converted to pyruvate (or lactate) by entering glycolysis as shown below. HO ATP ADP NAD NADH shycolysis но Om-o 20) If one molecule of glycerol is converted to one molecule of pyruvate, what is the net synthesis of ATP? a) +3 b) +2 c) +1 0 (P e) -1 f) -2 g) -3 21) If one molecule of glycerol is converted to one molecule of lactate, what is the net synthesis of NAD:H? a) +3 b) +2 c) +1 d) 0 e) -1 f) -2 g) -3 22) Consider the reaction catalyzed by phosphoglycerate mutase. Which of the following would force the reaction to go more so in the glycolysis direction? a) Remove 2-phosphoglycerate b) Remove 3-phosphoglycerate c) Add phosphoenolpyruvate d) Remove glyceraldehyde 3-phosphate
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