Multicellular protists are found within different groups of algae, and during one life stage of the slime molds. All protists have eukaryotic cells, meaning cells that have a defined nucleus enclosed in some type of membrane, but green, brown, and red algae are plant-like protists. read more
Protists, along with plants, animals and fungi, are generally considered as eukaryotic. Some protists contain only one type of cell, referred to as unicellular protists, while others are composed of different cell types, known as multicellular protists. read more