Arthropod Exoskeletons and Mollusc Shells Both ________

question 12

Multiple Choice

Arthropod exoskeletons and mollusc shells both ________.

• A) completely replace the hydrostatic skeleton
• B) are secreted by the mantle
• C) help retain moisture in terrestrial habitats
• D) are comprised of the polysaccharide chitin

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Definitions:

Terminal Values

Preferences about desired end states.

Self-discipline

The ability to control one's feelings and overcome weaknesses; the practice of doing tasks even if one does not want to, showing self-control.

Justice View

A view of ethical behaviour that holds that ethical behaviour treats people impartially and fairly.

Legal Rules

The formal directives and principles that govern behavior and are enforced by a controlling authority.