A Downward-Sloping Portion of a Long-Run Average Total Cost Curve

question 161

Multiple Choice

A downward-sloping portion of a long-run average total cost curve is the result of

• A) economies of scale.
• B) diseconomies of scale.
• C) diminishing returns.
• D) the existence of fixed resources.

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Definitions:

Developmental Regulatory Genes

Genes that guide the development of an organism's structure and function through regulation of other genes.

Pollination Efficiency

The effectiveness with which pollinators, such as insects or wind, transfer pollen from male to female plant structures, facilitating fertilization.

Opsin Evolution

The evolutionary development and diversification of opsin proteins, which are crucial for light sensitivity in the visual systems of various organisms.

Deuterostomes

A major group of animals defined by their embryonic development, in which the first opening (the blastopore) becomes the anus.