Question

What are the salient features exhibited by polychaetes?

Answer 1

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the polychaeta , also know as the bristle worms or polychaetes, are a paraphyletic class of annelied worms, generally marine. each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called chaetae, which are made of chitin.

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Answer 2

Answer:

Polychaetes are marine annelids with parapodia bearing various setae in particular fascicles and are commonly called as bristle worms.

The following are the salient feature exhibited by Polychaetes:

• They are dioecious and multi-portioned.
• They possess separate sexes.
• Fertilization is external.
• It exhibits metamerism and segmentation.
• It possess closed vascular system.
• It has chain type of nervous system.
• The gametes created in a couple of specific portions are shed into the coeloem and leave the body through the nephridia.