Which of the following statements are true

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Reference no: EM13109001

Which of the following statements are true?

Nematodes possess a closed circulatory system.
Arthropods possess an open circulatory system.
Both nematodes and arthropods have segmented body plans.
Some nematodes are parasitic on humans.
Arthropods are named for their jointed appendages.
Both nematodes and arthropods must molt in order to increase in size.
Both nematodes and arthropods possess an external covering, or cuticle.
Nematodes are acoelomate, whereas arthropods are coelomate.
The cuticle in nematodes lengthens as the animal grows.

Reference no: EM13109001

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