Many New Species of Desert Lizards Have Arisen from a Nonnative

question 66

Multiple Choice

Many new species of desert lizards have arisen from a nonnative population which was introduced into the American southwest.This example best describes:

• A) the effects of climatic change.
• B) sympatric speciation.
• C) adaptive radiation.
• D) microevolution.
• E) allopatric speciation.

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Definitions:

Deadweight Loss

The reduction in economic productivity that happens when a good or service does not reach or cannot reach its equilibrium state.

Natural Monopoly

A market condition where a single firm can provide a good or service at a lower cost than any competitors, due to economies of scale.

Public Ownership

Public ownership denotes ownership by the government or a public entity, often applied to assets, utilities, or enterprises meant for public benefit.

Perfectly Competitive Markets

A market structure characterized by many buyers and sellers, homogenous products, and no barriers to entry or exit.