Protists are a diverse group of eukaryotes that are primarily single-celled and microscopic and exhibit a wide variety of shapes and life strategies.

Nov 7, 2025 · protist, any member of a group of diverse eukaryotic, predominantly unicellular microscopic organisms. They may share certain morphological and physiological …

Aug 5, 2025 · Protists include anything from single-celled algae to parasitic protozoa, from slimy molds creeping across decaying logs to golden-brown diatoms floating in the ocean.

Feb 2, 2023 · Protists are the oldest eukaryotic microorganisms, having a nucleus and other membrane-bound organelles. Since they do not wholly fit into other groups like plants, …

Because the name “protist” serves as a catchall term for eukaryotic organisms that are not animal, plant, or fungi, it is not surprising that very few characteristics are common to all protists. On …

Dec 1, 2025 · Protists make up a large group of eukaryotic organisms on Earth that are not plants, animals or fungi. The kingdom of Protista includes unicellular and multicellular organisms that …

The first is a phylogeny-based definition; that protists are all eukaryotes that are not animals, fungi, or land plants (Embryophyta). The second concept includes various definitions based on …

Aug 25, 2023 · Definition: any of a group of eukaryotic organisms belonging to the Kingdom Protista. What is a protist? All protists are eukaryotes, i.e. organisms with a nucleus. However, …

Eukaryotic organisms that did not fit the criteria for the kingdoms Animalia, Fungi, or Plantae historically were called protists and were classified into the kingdom Protista.

The following groups contain protists. The clade Opisthokonta also contains the animals and the fungi, and the kingdom Archaeplastida also contains algae and plants.