Question

4) Define the term 'pseudocoelomate'​

Answer 1

A pseudocoelomate is an organism with body cavity that is not derived from the mesoderm, as in a true coelom, or body cavity.

Answer 2

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๛ An invertebrate (such as a nematode or rotifer) having a body cavity that is a pseudocoel.

๛ A pseudocoelomate is an organism with body cavity that is not derived from the mesoderm, as in a true coelom, or body cavity. A pseudocoelomate is also known as a blastocoelomate, as the body cavity is derived from the blastocoel, or cavity within the embryo.