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1. Why are echinoderms classified as animals?

2. Describe how the circulatory system functions in each organism. (Frog and Fish)

3. List several beneficial uses of chordates. What is their role in their environment? Could we live without them?

4. List several detrimental effects of chordates, if any.

5. Why are chordates classified as animals?

6. Provide several exs of Chordates and where they are found.

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  • Category:- Biology
  • Reference No.:- M944433

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