Echinoderms Are Unique in Their

question 42

Multiple Choice

Echinoderms are unique in their:

• A)five-fold symmetry.
• B)skeletons made of interlocking plates of protein.
• C)water vascular system.
• D)skeletons made of interlocking plates of calcite.
• E)filter feeding.

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Definitions:

Sensory Awareness

The conscious perception and interpretation of sensory stimuli from the environment.

Consciousness

The state of being aware of and able to think about one's own existence, sensations, thoughts, surroundings, and experiences.

Addictive

Referring to a substance's or activity's capacity to lead to compulsive use, characterized by a dependency that is difficult to control.

Crack

A term often associated with a highly addictive form of cocaine that has been processed to make a rock crystal, which is then heated and smoked.