Indicate the differences between the annelids of different classes.

In the biological taxonomy of animals, there are three types of worms. A type of flatworm, such as a planarian, a type of roundworm, such as a roundworm.



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.