Exercise: Glycolysis

Questions for: Glycolysis

In glycolysis, ATP is formed by the transfer of a high-energy phosphate from 1,3-bisphosphoglycerate to ADR No such high-energy phosphate donor has ever been isolated in mitochondria because
A:
the techniques for isolating the phosphate donor are not refined enough
B:
no such phosphate donor exists
C:
the high-energy phosphate donor is very short-lived and difficult to isolate
D:
None of the above
Answer: B
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Which of the following is not true of glycolysis?
A:
ADP is phosphorylated to ATP via substrate level phosphorylation
B:
The pathway does not require oxygen
C:
The pathway oxidizes two moles of NADH to NAD+ for each mole of glucose that enters
D:
The pathway requires two moles of ATP to get started catabo-lizing each mole of glucose
Answer: C
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When concentration of the reactants is higher than the equilibrium concentration then
A:
the gibbs free energy will be positive
B:
the gibbs free energy will be negative
C:
more products will be formed
D:
both (b) and (c)
Answer: D
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The enzymes of glycolysis in a eukaryotic cell are located in the
A:
intermembrane space
B:
plasma membrane
C:
cytosol
D:
mitochondrial matrix
Answer: C
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The amount of energy received from one ATP is
A:
76 kcal
B:
7.3 kcal
C:
760 kcal
D:
1000 kcal
Answer: B
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