Choose the incorrect statement.

  • A
    Annelids possess a double ventral nerve cord.
  • B
    Platyhelminthes have an organ level of organization.
  • C
    Reptiles are poikilotherms.
  • D
    The heart is two-chambered in amphibians.

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Which of the following is an incorrect pair regarding the classification of organisms?

Which of the following is a correctly matched pair?

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