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protozoan ['prəutə'zəuən] adj.
environ.	πρωτόζωα
nat.res.	πρωτόζωο
protozoan A diverse phylum of eukaryotic microorganisms; the structure varies from a simple uninucleate protoplast to colonial forms, the body is either naked or covered by a test, locomotion is by means of pseudopodia or cilia or flagella, there is a tendency toward universal symmetry in floating species and radial symmetry in sessile types, and nutrition may be phagotrophic or autotrophic or saprozoic ['prəutə'zəuən] adj.
environ.	πρωτόζωα
English thesaurus
protozoan ['prəutə'zəuən] adj.
med.	A single-celled microorganism. Some protozoans can cause disease in humans, including Toxoplasma gondii causes toxoplasmosis, the group Plasmodium causes malaria, and the group Cryptosporidium causes cryptosporidiosis. People with weakened immune systems, including people with HIV, are at a higher risk for protozoan infections than people with healthy immune systems.

protozoan: 2 phrases in 1 subject

Medical

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