Answered: How does the arrangement of skeletal…

How does the arrangement of skeletal structures differ in sea urchins, sea stars, and brittle stars? How do these differences establish the way these animals move?

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter15: Diversity Of Animals

Section: Chapter Questions

Problem 28CTQ: During embryonic development, what features do we share with tunicates or lancelets?

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How does the arrangement of skeletal structures differ in sea urchins, sea stars, and brittle stars? How do these differences establish the way these animals move? How is the skeleton of a sea urchin like the skeleton of a lobster? How is it different? Sea stars have no teeth, yet they eat other animals (corals, molluscs). How do they do this?
How is the skeleton of a sea urchin like the skeleton of a lobster? How is it different?
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