They have low and irregular blood pressure.

  • A
    Annelids
  • B
    Cephalopods
  • C
    Arthropods
  • D
    Amphibians

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Which of the following is an important distinguishing feature of a butterfly and not a moth?

Select the incorrect option from the following:

In which of the following animal phyla is the blood volume high,pressure low,and flow irregular?

Which group of animals belongs to the same phylum?

Casting off of old skeleton during the growth of an animal is known as:

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