The Book the Bell Curve Argued That the Average 15-Point

question 55

Multiple Choice

The book The Bell Curve argued that the average 15-point difference between white Americans' and African Americans' IQ is primarily due to __________.

• A)high rates of poverty among African Americans
• B)environmental factors
• C)heredity
• D)lower employment among African Americans

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Definitions:

Polygenetic Inheritance

A pattern of inheritance involving multiple genes, contributing to the phenotype of an organism, often seen in traits such as height and skin color.

Gene Flow

The transfer of genetic variations from one population to another, leading to changes in the genetic composition of those populations.

Biological Diversity

The variety and variability of life forms within a given ecosystem, biome, or for the entire Earth, involving species diversity, ecosystem diversity, and genetic diversity.

Genotype

The genetic makeup of an organism, consisting of both visible and unseen traits, determined by its DNA.