Early on in This Chapter,we Learned That Evolution Refers to Descent

question 20

Multiple Choice

Early on in this chapter,we learned that evolution refers to descent with modification over generations.Geneticists,however,have an even more specific definition of evolution:

• A) directional selection of the fittest alleles in a breeding population.
• B) a change in gene frequency; that is, in the frequency of alleles in a breeding population from generation to generation.
• C) a change in the gene frequency within the DNA of a single individual organism.
• D) the survival of the chemically fittest allele in the gene pool.
• E) a change in gene frequency caused by either chromosomal rearrangement or recombination.

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Definitions:

Checkoff Provision

Contract provision under which the employer, on behalf of the union, automatically deducts union dues from employees' paychecks.

Union Member

An individual who belongs to an organized group representing workers in negotiations with employers over wages, benefits, and working conditions.

Hired

The process of being employed by an organization or individual after the successful completion of an application or interview process.

Authorization Card

A document signed by employees to indicate their support for union representation, often used in the process of forming a union.