Protista

**Semantic type:** Organism

**Definition:** A taxonomic kingdom that includes algae, protozoa, slime molds, and water molds. Members of kingdom protista are aerobic and may be unicellular, multicellular, or colony forming. Additionally, protista require a water-based environment to survive. All protista are true eukaryotes with a nuclear membrane and mitochondria. Some protista also contain chloroplasts and can perform photosynthesis. Protists reproduce by mitosis or meiosis.

**Synonyms:** - Protist