Graph One Complete Cycle of

question 7

Multiple Choice

Graph one complete cycle of . Label the axes accurately. ​

• A)​
• B)​
• C)​ ​
• D)​ ​
• E)​ ​

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Definitions:

Tube-shaped

Describing an object or structure that is long, hollow, and cylindrical.

Water Vascular System

A unique hydraulic system used by echinoderms, such as starfish, for locomotion, food and water transportation, and respiration.

Exoskeleton

A rigid external covering for the body in some invertebrate animals, especially arthropods, providing both support and protection.

Bony Tissue

Hard tissue that makes up the skeletal bones in vertebrates, providing support, protection, and enabling mobility.