Acoelomates have no body cavity. Pseudcelomates have a body cavity that's partially lined in mesoderm, for example nematodes.Coelomates have a body completely lined in mesodern, which is all annalids and up.
Acoelomates have no body cavity.
ReplyDeletePseudcelomates have a body cavity that's partially lined in mesoderm, for example nematodes.
Coelomates have a body completely lined in mesodern, which is all annalids and up.