A Proficient Engineer Can Easily Design Skeletal Structures That Are

question 52

Multiple Choice

A proficient engineer can easily design skeletal structures that are more functional than those currently found in the forelimbs of such diverse mammals as horses, whales, and bats. The actual forelimbs of these mammals do not seem to be optimally arranged because ________.

• A) natural selection has not had sufficient time to create the optimal design in each case, but will do so given enough time
• B) in many cases, phenotype is determined by genotype and the environment
• C) though we may not consider the fit between the current skeletal arrangements and their functions excellent, we should not doubt that natural selection ultimately produces the best design
• D) natural selection is generally limited to modifying structures that were present in previous generations and in previous species

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Definitions:

Strikes

Work stoppages initiated by employees to press for better wages, conditions, or other labor issues.

Union Membership

The status of being a member of a labor union, which is an organization that represents the collective interests of workers in negotiations with employers over wages, benefits, and working conditions.

Unionization Rate

The proportion of workers in a workforce or industry that are members of a labor union, reflecting organized labor's prevalence.

Industrial Nations

Countries with developed economies characterized by significant industrial activity, high standards of living, and advanced technological infrastructure.