Class notes (Proifera)

About 8,000 species, mostly marine Sponge features: No organ system Most are asymmetrical Have highly specialized cells Many sponge cells are totipotent; can differentiate into many different cell types cells can be dissociated, separated, and then they will reaggregate   Proifera diversity Class Calcarea Class Demospongiae Class Hextactinellida   Sponge reproduction Asexual – buds breaking […]