Give possible hypotheses about the origin of multicellular animals?

Many scientists are inclined to believe that multicellular animals were at first only a cluster of unicellular animals, then became a single organism.



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.