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Do roundworms have coelom?
Yes. However, this is not a true coelom. Roundworms are pseudocoelomates -- their mesoderm lines the endoderm and ectoderm, but there is no connection between the two. Therefore, it does not satisfy the definition of a coelom. However, since there is a body cavity still, this animal is said to be a pseudocoelomate.
How are earthworms and ascaris similar?
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.
Is the type of body cavity shared by all mollusks is a pseudocelom?
The type of body cavity shared by all mollusks is pseudocoelom is a false statement. The correct answer is coelom.
How are earthworms and roundworms body cavities different?
an earth worm lives in the soft, damp soil underground digging tunnels like a mole. roundworms are parasites that live inside your body and can kill you
What is true coelom in Metazoans?
True coelom is body cavity lined by mesothelium on both sides as in chordates .
Does coelom first appeared in the annelids?
It was appeared in nematodes.Annelides had first true coelom.
What do you mean by true coelom?
The coelom is the body cavity of an animal. A true coelom is a body cavity that is complete from mouth to anus with no breaks; there are animals that have pseudocoeloms - mouths and anuses but no solid connection between the two.
How are roundworms more complex than segmentedworms?
They have a coelom, a space between the skin of the roundworm that allows the organs to move around freely by themselves.
The body cavity is a true coelom why?
A true coelom is a body cavity completely lined with mesoderm tissue. It provides space for organ development, protection, and flexibility. This type of coelom allows for efficient organ function and movement within the body.
Do mollusks have a pseudocoelom?
No, mollusks have a true coelom instead of a pseudocoelom. The coelom is a part of mollusks and annelids that is a cavity within the mesoderm that is filled with fluid.
What are the types of coelom of platyhelminthes?
Platyhelminthes have an acoelomate body plan, which means they lack a true coelom. Instead, they have a solid body with a more primitive digestive cavity and lack a fluid-filled body cavity like true coelomates.
What type of coelom does an enterocoelous animal have?
A coelomate animal is the one which has a body cavity in which well developed organs can be accomodated.
