Figure on P. 737

question 10

Multiple Choice

Figure on p. 737

Use the figure above showing the process of gastrulation to answer the following question.
-The letter "A" in the accompanying figure represents ____.  

• A) ectoderm
• B) endoderm
• C) mesoderm
• D) neural plate
• E) yolk

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Definitions:

Pigouvian Tax

A tax imposed on activities that generate negative externalities, intended to correct an inefficient market outcome by internalizing the external costs.

Efficient Level

A point at which resources are allocated in the most effective manner, maximizing output without wasting resources.

Excludable

A characteristic of a good or service that allows its owner to prevent others from using it without permission.

Nonrival

A characteristic of a good whereby one person's consumption does not diminish the availability of the good for consumption by others.