When You Have Diminishing Marginal Returns to Labor

question 18

Multiple Choice

When you have diminishing marginal returns to labor,

• A)variable costs remain constant as more output is produced.
• B)variable costs fall as more output is produced.
• C)variable costs rise as more output is produced.
• D)fixed costs rise as more output is produced because you have to buy more equipment to compensate.

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Definitions:

NAD+

(Nicotinamide Adenine Dinucleotide) Coenzyme in oxidation-reduction reactions that accepts electrons and hydrogen ions to become NADH + H+ as oxidation of substrates occurs. During cellular respiration, NADH carries electrons to the electron transport chain in mitochondria.

Cellular Respiration

The metabolic process by which cells convert nutrients into energy (ATP), involving the oxidation of food molecules and the release of waste products.

Citric Acid Cycle

The Citric Acid Cycle, also known as the Krebs cycle, is a series of chemical reactions used by all aerobic organisms to release stored energy through the oxidation of acetyl-CoA derived from carbohydrates, fats, and proteins.

Cellular Respiration

Cellular respiration is a biochemical process in cells where organic molecules are broken down to release energy for use by the cell.