A Small Population Isolated at the Edge of a Species

question 51

Multiple Choice

A small population isolated at the edge of a species' geographic distribution may experience ____ and genetic drift, which may lead to the evolution of distinctive traits by ____.

• A) population bottlenecks; artificial selection
• B) a founder effect; natural selection
• C) gene flow; natural selection
• D) natural selection; population bottlenecks
• E) population bottlenecks; founder effects

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Definitions:

Checks and Balances

a fundamental principle of the United States Constitution that ensures no single branch of government becomes too powerful, through a system of mutual regulation and oversight.

Gabriel Prosser

An African American blacksmith who planned a large slave rebellion in the Richmond area in the summer of 1800.

John Fries

A Pennsylvania tax protester who led Fries' Rebellion in the late 18th century, opposing federal property tax laws.

Racial Disparity

Significant differences and inequalities that exist among racial or ethnic groups in various aspects of life such as health, wealth, and education.