Review the Formula for Effective Population Size: Ne =

question 48

Multiple Choice

Review the formula for effective population size: Ne = . Imagine a population of 1,000 small rodents. Of these, 300 are breeding females, 300 are breeding males, and 400 are nonbreeding juveniles. What is the effective population size?

• A) 1,000
• B) 1,200
• C) 600
• D) 400
• E) 300

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Definitions:

Court-packing Plan

A controversial proposal by President Franklin D. Roosevelt in 1937 to increase the number of U.S. Supreme Court justices, aiming to obtain favorable rulings for his New Deal legislation.

CIO

Stands for Congress of Industrial Organizations, a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 to 1955.

Immigrant Groups

Communities of people who have moved from one country to settle in another, often forming distinct cultural or social groups.

New Deal

A series of programs, public work projects, financial reforms, and regulations enacted in the United States during the 1930s in response to the Great Depression.