A protist (/ ˈ p r oʊ t ɪ s t / PROH-tist) or protoctist is any eukaryotic organism that is not an animal, plant, or fungus. Protists do not form a natural group, or clade, but are a paraphyletic grouping …

2025年2月28日 · protist, any member of a group of diverse eukaryotic, predominantly unicellular microscopic organisms. They may share certain morphological and physiological …

2016年10月29日 · Protists are a group of loosely connected, mostly unicellular eukaryotic organisms that are not plants, animals or fungi. There is no single feature such as evolutionary …

2023年2月2日 · 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, …

2022年2月14日 · Protists are a diverse collection of organisms that do not fit into animal, plant, bacteria or fungi groups. While exceptions exist, they are primarily microscopic and made up …

Protists are simple eukaryotic organisms that are neither plants nor animals or fungi. Protists are unicellular in nature but can also be found as a colony of cells. Most protists live in water, …

2023年8月25日 · Protist (biology definition): Any of a group of eukaryotic organisms belonging to the Kingdom Protista. Protists include: (1) protozoa , the animal-like protists, (2) algae , the …

2021年9月22日 · Protists include the single-celled eukaryotes living in pond water (Figure 13.3.1), although protist species live in a variety of other aquatic and terrestrial environments, and …

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 …

2024年3月7日 · Ernst Haeckel, a naturalist of German descent, was the one who first introduced the idea of the kingdom Protista in the year 1866. Protista are primitive eukaryotic organisms …