The Effective Population Size Is Often Lower Than the Census

question 2

Multiple Choice

The effective population size is often lower than the census size of a population because

• A) inbreeding depression decreases the fitness of inbred progeny.
• B) populations cannot recover from decreases in heterozygosity.
• C) scientists cannot accurately count the number of individuals in a population.
• D) individuals contribute unequally to future generations.

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Definitions:

Budget Period

A specific time frame during which financial resources are planned, allocated, and monitored.

Payroll Deductions

Amounts that are automatically withheld from an employee's wages by their employer, typically for taxes, social security, and benefits.

Variable Expenses

Costs that change in amount and type, depending on activities and choices, such as eating out, entertainment, and travel.

Fire Extinguisher

A portable device used to put out small fires by discharging a substance that cools the burning material, deprives the flame of oxygen, or interferes with the chemical reactions occurring in the flame.