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  1. Protist - Wikipedia

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

  2. Protist | Definition, Characteristics, Reproduction, Examples,

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

  3. What Are Protists and Why Are They Hard to Classify?

    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.

  4. What is a Protist? - International Society of Protistologists

    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 …

  5. Protists – Introduction to Living Systems

    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.

  6. The Protista Kingdom: Characteristics and Examples - ThoughtCo

    May 1, 2025 · Protists are eukaryotic organisms that can be unicellular or multicellular, and they live in moist environments. Protists can acquire nutrition through photosynthesis, absorbing …

  7. Characteristics of Protists – Introductory Biology: Evolutionary …

    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 …

  8. Protist - Definition and Examples - Biology Online Dictionary

    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, …

  9. Understanding protists: What you need to know - Smore Science

    Dec 17, 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 …

  10. Protists - Encyclopedia.com

    The protists can be classified into one of three main categories, animal-like, plant-like, and fungus-like. Grouping into one of the three categories is based on an organism's mode of …