Explain the Difference Between Bottom-Up and Top-Down Control of Community

question 79

Essay

Explain the difference between bottom-up and top-down control of community structure. Do you think one or the other is most important, or some combination of both? Why?

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Definitions:

Infinity

A concept in mathematics denoting something without any limit, often represented by the symbol ∞.

Linear Relationship

Relationship between variables appropriately represented by a straight line.

Yerkes-Dodson Law

A theory suggesting that there is an optimal level of arousal for the best performance on any task; too little or too much arousal can impair performance.

Arousal

A physiological and psychological state of being awake or reactive to stimuli.