A Characteristic of a Tropical Forest Is That

question 21

Multiple Choice

A characteristic of a tropical forest is that

• A) There is much vegetation but relatively few species of plants and animals are present
• B) The growing season is short
• C) The animals such as deer, moose, and elk are common
• D) The soil rapidly deteriorates when the forest is removed
• E) All of the choices are correct

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Definitions:

Action Potentials

Rapid and temporary electrical impulses that travel across the membrane of nerve cells, facilitating neuronal communication.

Synapse

The junction between two neurons or between a neuron and muscle fiber, where electrical or chemical signals are transmitted.

All-or-none Law

A principle stating that the strength of a response of a nerve or muscle fiber is not dependent on the strength of the stimulus. If a stimulus is above a certain threshold, a nerve or muscle fiber will fire.

Physiological Explanation

Physiological explanation involves interpreting behaviors, functions, or responses in terms of the biological processes and structures underlying them.