Natural Selection Works on the __________ of an Individual Organism

question 41

Multiple Choice

Natural selection works on the __________ of an individual organism.

• A) phenotype
• B) genotype
• C) chromosomes
• D) alleles

---

Definitions:

United States Census

A nationwide survey conducted every ten years by the federal government to account for the population and gather demographic information used for various purposes, including political representation.

Population Growth

An increase in the number of individuals in a population, often measured by the birth rate minus the death rate plus net migration.

Thomas Malthus

An 18th-century British economist and demographer renowned for his theory that population growth would eventually outstrip food supply, leading to societal distress.

Fertility Rates

Fertility rates describe the average number of children born to a woman over her lifetime within a population.