Protozoans are complex living organisms, despite their microscopic size. Even a single-celled protozoan has a full set of structures to support life.
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Diverse Habitats
Protozoans live in many environments, including freshwater, marine, and soil ecosystems. Samples from the pond revealed various protozoans thriving there.
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Human Impact
Some protozoans cause diseases in humans and animals, drawing interest in medicine. Malaria is a deadly disease caused by a protozoan spread by mosquitoes.