Question

Do all triploblastic animals have a coelom?

Answer 1

Triploblastic animals:

1. Triploblastic animals have three primary germ layers: the ectoderm, mesoderm, and endoderm.
2. Germ cells are set sidewise in the embryo at the blastula stage, which are incorporated into the gonads during organogenesis.
3. Example- Platyhelminthes or flatworms, Annelids, Arthropods.
4. No, all triploblastic animals do not have a true coelom.
5. These animals are called acoelomates.