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Mariana [72]
2 years ago
11

Starfish, sea stars, and sea urchins are classified as echinoderms. What does the prefix "echin-" mean?

Biology
1 answer:
faltersainse [42]2 years ago
8 0

Answer:

The prefix "echin-" means D. The prefix "exo" means outside/external.

Explanation:

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