Biology

What does the sea urchin use to help protect itself?

More Questions from Biology
What is the fin on the backs of fish, some whales and dolphins called?
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Which of the following is a warm-blooded animal?
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What type of creature generally lives on land but starts life in the water?
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Which of the following is a virus?
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Which of the following is a signal that you are hungry?
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Which of following words means "to die"?
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What is group of cells that work together and form an organ called?
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Photosynthesis in plants produces which products?
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