The Dunkers Are a Religious Group That Moved from Germany

question 62

Multiple Choice

The Dunkers are a religious group that moved from Germany to Pennsylvania in the mid-1700s. They do not marry with members outside their own immediate community. Today, the Dunkers are genetically unique and differ in allele frequencies at many loci from all other populations, including those in their original homeland. Which of the following mechanisms most likely explains the genetic uniqueness of this population?

• A) population bottleneck and Hardy-Weinberg equilibrium
• B) heterozygote advantage and stabilizing selection
• C) mutation and natural selection
• D) founder effect and genetic drift

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Definitions:

Sample

A group of people (or things) that are representative of the population that researchers want to study.

Representative

A person chosen or appointed to act or speak for another or others, especially in a political context.

Family Systems Theory

Views the family as a functioning unit that solves problems, makes decisions, and achieves collective goals.

Functioning Unit

A group or system operating effectively to fulfill a specific function or purpose, often used to describe families or organizational teams.