A Stimulus That Cues One Toward a Particular Pattern and Can

question 16

Multiple Choice

A stimulus that cues one toward a particular pattern and can activate a reaction is known as a ________.

• A)primer
• B)trigger feature
• C)scaffold
• D)model

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Definitions:

Ecological Niche

The role and position a species has in its environment; how it meets its needs for food and shelter, how it survives, and how it reproduces.

Density-dependent Factor

A factor whose effects on the size or growth of a population vary with the population density.

Bubonic Plague

An infectious disease caused by the bacterium Yersinia pestis, characterized by swollen lymph nodes, fever, and skin lesions.

Competitive Exclusion

A principle stating that two species competing for the same limiting resources cannot coexist at constant population values; one will always outcompete the other.