Pros and cons of coelenterates.

The pluses include:
Participation of intestinal cavities in the purification of sea water.
The coelenterates are the basis for the formation of coral reefs.

The minus includes:
Cavities can be poisonous.
Reduces the number of fish.



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.