As Additional Units of an Input Are Employed,the Marginal Product

question 29

Multiple Choice

As additional units of an input are employed,the marginal product of the input is

• A) always increasing.
• B) always decreasing.
• C) constant.
• D) eventually increasing.
• E) eventually decreasing.

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Definitions:

Preparatory Reaction

The phase in cellular respiration where pyruvate is converted into acetyl CoA before entering the citric acid cycle.

Glycolysis

Glycolysis is a metabolic pathway that converts glucose into pyruvate, releasing energy and pyruvic acid as end products.

Electron Transport Chain

A series of complexes that transfer electrons from electron donors to electron acceptors via redox reactions, coupled with the transfer of protons across a membrane, creating a gradient used to produce ATP.

Acetyl-CoA

A molecule that plays a key role in metabolism, linking glycolysis and the Krebs cycle in energy production.