Davisian Theory Is Usually Referred to as the ________

question 147

Multiple Choice

Davisian theory is usually referred to as the ________.

• A) geomorphic cycle
• B) equilibrium theory
• C) rejuvenation theory
• D) stream development theorem
• E) idea of concave slopes

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Definitions:

Adaptive Variation

Differences among individuals in a population that result from genetic changes and environmental factors, enabling better survival and reproduction.

Genetic Polymorphism

The presence in a population of two or more alleles for a given gene locus.

Natural Selection

A fundamental mechanism of evolution where organisms better adapted to their environment tend to survive and reproduce more than others.

Evolution

The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth, driven by natural selection, genetic drift, mutations, and gene flow.