Cavener and Clegg (1981)demonstrated Natural Selection by Observing the Cumulative

question 3

Multiple Choice

Cavener and Clegg (1981) demonstrated natural selection by observing the cumulative change in allele frequencies in populations of Drosophila melanogaster that were subjected to high levels of ________.

• A) mercury
• B) carbon dioxide
• C) alcohol
• D) sugar
• E) nitrous oxide

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Definitions:

Producer Surplus

The difference between the amount a producer is paid for a good or service and the minimum amount they are willing to accept for producing it.

Trade

The action of buying, selling, or exchanging goods and services between people, firms, or countries.

Government Revenue

The income received by the government from various sources, including taxes, fees, fines, and the sale of goods and services.

Tariff

A tax imposed by a government on imported goods or services to protect domestic industries or to generate revenue.