The external structure of jellyfish.

jellyfish consists of tentacles, mouth opening and ectoderm. it is an external structure.
and inside it has mesoglea, endoderm and gastric cavity.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.