Some Portions of DNA Function as a Kind of Evolutionary

question 7

Multiple Choice

Some portions of DNA function as a kind of evolutionary clock when comparing two different species because _____.

• A) portions of the DNA have no function
• B) mutations accumulate at a known rate
• C) changes to DNA always occur quickly and easily
• D) organisms change their anatomy at a constant rate
• E) no mechanism is available for removing mutations that are harmful

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Definitions:

Unlimited Wants

The economic concept that humans have insatiable desires for goods and services, which exceeds the resources available to satisfy them.

Individuals

Single human beings, considered separately from society or as distinct entities with personal interests and responsibilities.

Fallacy of Composition

The error of assuming that what is true of a part is necessarily true of the whole.

Prosperity

A state of economic well-being characterized by high levels of income, employment, and production.