Question

Name an entity that shows true regeneration?

Answer 1

Planaria: It shows the true regenration and belong to phlym platyhelminthes. Platyhelminthes have characteristics given as follows:

1. They are triploblastic, acoelomate, & bilaterally symmetrical organism.
2. They can either be free-living or generally parasites.
3. Their body consist of soft covering with or without cilia.
4. Their body is also dorsoventrally flattened without any segments and appears like a leaf.
5. They are devoid of anus and circulatory system but have a mouth.
6. They respire by simple diffusion through body surface.
7. They possess an organ level of organization.