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Lostsunrise [7]
4 years ago
13

Why do sea urchins have spines (spikes)

Biology
1 answer:
olga nikolaevna [1]4 years ago
4 0

Answer:

they are used for protection, maneuvering, and to trap food for consumption

Explanation:The spikes of the sea urchin are used for protection, to move about, and to trap food particles that are floating around in the water.

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