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they are more related to roundworms
Annelids are segmented whereas roundworms are not. Annelids have a true coelom while roundworms have a pseudocoelom. Annelids have a more complex nervous system than roundworms. Annelids have a more complex circulatory system than roundworms.
the reason earthworms are more complex than roundworms is b/c they have muscles 2 move with,and have a nervous system and a digestive system.
They have a coelom, a space between the skin of the roundworm that allows the organs to move around freely by themselves.
roundworms because they are found more in animals and etc,
Cephalopods are the only mollusks with a closed circulatory system. They have two gill hearts (also known as branchial hearts) that move blood through the capillaries of the gills. A single systemic heart then pumps the oxygenated blood through the rest of the body. Like most molluscs, cephalopods use hemocyanin, rather than hemoglobin to transport oxygen
Tha following are mollusks used for food octopuses, squids, tahong and many more. research if you want more mollusks used for food
Roundworms. Click on the 'Nemotodes' link on this page to learn more.
Ascaris lumbricoides is the name of one of the more widely known roundworm. All roundworms including Ascaris lumbricoides belongs to phylum Nematoda.
idk i wana no 2 : describe the body structure of mollusks?
They eat bugs and eat more bugs and more bugs
There is a wide array of products that are made from mollusks. Some of the common products include pearls, wood adhesive and so much more.