Overview of noun protoctista
The noun protoctista has 1 sense
- Protoctista, kingdom Protoctista -- (in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals)
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