Which of the Following Statements About Sticklebacks Is True

question 68

Multiple Choice

Which of the following statements about sticklebacks is true?

• A) The differences between marine and freshwater sticklebacks are mainly induced by environmental conditions.
• B) The differences between marine and freshwater sticklebacks arise due to changes in the expression of a transcription factor.
• C) These species illustrate parallel phenotypic evolution.
• D) Both a and b
• E) Both b and c

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Definitions:

Growth Need Strength

An individual's desire for personal development, particularly in the context of their professional life or work environment.

Moderating Variable

A variable that affects the nature of the relationship between an independent and a dependent variable such that the relationship depends on the level of the moderating variable.

Task Variety

The degree to which a job encompasses a variety of different activities requiring different skills and talents.

Skill Variety

The degree to which a job requires a variety of different activities in carrying out the work, involving the use of a number of different skills and talents.