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      Question

      Animals like fishes, amphibians, reptiles, birds, and

      mammals are included in which phylum based on common features like the presence of a notochord and dorsal hollow neural system?
      A Mammalia Correct Answer Incorrect Answer
      B Chordata Correct Answer Incorrect Answer
      C Primata Correct Answer Incorrect Answer
      D Insecta Correct Answer Incorrect Answer

      Solution

      These animals are included in the phylum Chordata due to the presence of a notochord and a dorsal hollow nerve cord.

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