Pyruvate Is Converted to Ethanol and Lactic Acid During Fermentation

question 47

Multiple Choice

Pyruvate is converted to ethanol and lactic acid during fermentation because organisms

• A)need to recycle the electron carrier molecules needed for glycolysis.
• B)produce ATP when pyruvate is converted to ethanol or lactic acid.
• C)produce glucose when pyruvate is converted to ethanol or lactic acid.
• D)produce oxygen when pyruvate is converted to ethanol or lactic acid.
• E)produce water when pyruvate is converted to ethanol or lactic acid.

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Definitions:

Least-Cost Combination

An economic principle where firms seek to minimize their costs of production by using the most efficient combination of resources.

Inputs

The inputs including workforce, materials, and financial investment employed in the process of manufacturing products or delivering services.

Marginal Revenue Products

The additional revenue generated by employing one more unit of a factor of production, such as labor or capital.

Unit Costs

The cost incurred to produce, store, and sell one unit of a product, including raw material, labor, and overhead costs.