Since World War II

question 77

Multiple Choice

Since World War II,

• A)air pollution has worsened in most U.S.cities.
• B)many new pollutants have been introduced or identified.
• C)the federal government has reduced its reliance on economic incentives as a means of reducing pollution.
• D)the United States has polluted more per capita than China and India.

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Definitions:

Homologous Gene

Genetic sequences that are shared by different species and have been inherited from a common ancestor.

Coalescent Events

Theoretical points in time where genetic lineages are assumed to have converged to a common ancestor in population genetics models.

Linkage Disequilibrium

Linkage disequilibrium exists for any two loci if the occurrence of an allele at one of the loci is nonrandomly associated with the presence or absence of an allele at the other locus.