One of the Functional Characteristics of Life Is Excitability or Responsiveness

question 97

Multiple Choice

One of the functional characteristics of life is excitability or responsiveness. This refers to ________.

• A) indigestible food residues stimulating the excretory system
• B) sensing changes in the environment and then reacting or responding to them
• C) the nervous system causing all living things to sometimes experience anger
• D) the necessity for all organisms to reproduce

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Definitions:

Circadian Rhythm

The physical, mental, and behavioral changes that follow a daily cycle, responding primarily to light and darkness in an organism's environment.

Level of Awareness

The extent to which an individual is conscious of aspects of their environment or personal experiences.

Automatic Processing

The ability of the brain to perform tasks with little or no conscious thought, often developed through repetitive practice and learning.

Complete Lack

The total absence of a certain element, quality, or substance.