The Imposition of Integer Restriction Is Necessary for Models Where

question 31

Multiple Choice

The imposition of integer restriction is necessary for models where:

• A) nonnegativity constraints are needed.
• B) variables can take negative values.
• C) the decision variables cannot take fractional values.
• D) possible values of variables are restricted to particular intervals.

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Definitions:

Phosphoglycerate (PGA)

A three-carbon molecule that plays a critical role in both the glycolysis pathway and the Calvin cycle in photosynthesis.

Light-Independent Reactions

The series of biochemical reactions in photosynthesis that do not require light to proceed, occurring in the stroma of chloroplasts to synthesize glucose.

Photorespiration

Inefficient sugar-production pathway initiated when rubisco attaches oxygen instead of carbon dioxide to RuBP (ribulose bisphosphate).

Carbon Fixation

Process by which carbon from an inorganic source such as carbon dioxide is incorporated (fixed) into an organic molecule.