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a major grouping or superphylum of the kingdom Protista, comprising the protozoans.
Source: Dictionary.com
Protozoa | Define Protozoa at Dictionary.com
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Protozoa - Wikipedia


In 21st-century systems of biological classification, the Protozoa are defined as a diverse group of unicellular eukaryotic organisms. Historically, protozoa were ...

Protozoa: Structure, Classification, Growth, and Development - NCBI


The Protozoa are considered to be a subkingdom of the kingdom Protista, although in the classical system they were placed in the kingdom Animalia. More than ...

Protozoa - Science Daily


Protozoa are single-celled eukaryotes (organisms whose cells have nuclei) that commonly show characteristics usually associated with animals, most notably ...

Protozoa - MicrobeWorld


The name protozoa means “first animals.” As the principal hunters and grazers of the microbial world, protozoa play a key role in maintaining the balance of ...

CDC - Parasites - About Parasites


Apr 22, 2016 ... Protozoa. Protozoa are microscopic, one-celled organisms that can be free-living or parasitic in nature. They are able to multiply in humans, ...

What are Protozoa? - Definition, Characteristics & Examples - Video ...


Taxonomy is the realm of science that attempts to group similar organisms together, which is not always an easy task. In this lesson, we will...

About Microbiology – Protozoa - Microbiology Online


Find out about the unusual, single-celled group of micro-organisms called protozoa.

Protozoa - BrainPOP


In this educational animated movie about Science learn about protist, parasites, symbiosis, vacuole, amoeba, cila, paramecia, and mairia.