
Concept explainers
(a)
Interpretation:
To explain at which step of glycolysis pathway does NAD+ participate (see Figures 28-3 and 28-4).
Concept Introduction:
Glycolysis is a glucose
(b)
Interpretation:
To explain at which step does NADH + H+ participate.
Concept Introduction:
Glycolysis is a glucose metabolizing pathway that takes place with or without the presence of oxygen. In aerobic two molecules of pyruvic acid is produced with a net gain of 1 ATP molecules. Under anaerobic conditions lactic acid is produced with no ATP.
(c)
Interpretation:
To explain as a result of the overall pathway, is there a net increase of NAD+, of NADH + H+, or of neither.
Concept Introduction:
Glycolysis is a glucose metabolizing pathway that takes place with or without the presence of oxygen. In aerobic two molecules of pyruvic acid is produced with a net gain of 1 ATP molecules. Under anaerobic conditions lactic acid is produced with no ATP.

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Chapter 28 Solutions
Introduction to General, Organic and Biochemistry
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