33. Which of the following statements is true for the shown reaction? --CH P-O-CH₂ CH₂OH CH₂OH HO OH HO/O-℗ ON OH D A B a. The reaction is catalyzed by PFK-1 b. Stimulation of the reaction eventually inhibits glycolysis
33. Which of the following statements is true for the shown reaction? --CH P-O-CH₂ CH₂OH CH₂OH HO OH HO/O-℗ ON OH D A B a. The reaction is catalyzed by PFK-1 b. Stimulation of the reaction eventually inhibits glycolysis
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:33. Which of the following statements is true for the shown reaction?
P-O-CH₂
CH₂OH
P-O-CH₂
CH₂OH
K₂
HO OH
OH
ON
D
A
B
a. The reaction is catalyzed by PFK-1
b. Stimulation of the reaction eventually inhibits glycolysis
c. Inhibition of glyceraldehyde 3-phopshate dehydrogenase leads to the accumulation of the product
B
d. None of the above
34. Which of the following statements is true for the shown reaction?
Coo
COO™
I
C=O
I
C-o- + CO₂
CH₂
"CH₂
B
Coo
A
a. The reaction occurs in the cytosol or in the mitochondrion, depending on whether acetyl-CoA is
present or not
b. The product B is a high-energy molecule, and the next logical step is to use the energy released
from B to synthesize ATP
c. Both a and b
d. Neither a nor b
35. Which of the following statements is true for the shown reaction?
DO-CH
CH₂OH
P-O-CH₂
CH₂0-
HO OH
N
HO OH
OH H
百
OH
A
B
a. The product B is a potent inhibitor of gluconeogenesis
b. Accumulation of the product B stimulates glycolysis because the product B can allosterically
activate PFK-1
c. Both a and b
d. Neither a nor b
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