- Types:
- show 22 types...
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protozoan, protozoon
any of diverse minute acellular or unicellular organisms usually nonphotosynthetic
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alga, algae
primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves
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sarcodine, sarcodinian
protozoa that move and capture food by forming pseudopods
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rhizopod, rhizopodan
protozoa characterized by a pseudopod
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arcella
an amoeba-like protozoan with a chitinous shell resembling an umbrella
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difflugia
a protozoan with an ovoid shell of cemented sand grains
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ciliate, ciliated protozoan, ciliophoran
a protozoan with a microscopic appendage extending from the surface of the cell
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seaweed
plant growing in the sea, especially marine algae
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golden algae
algae having the pigments chlorophyll and carotene and xanthophyll
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yellow-green algae
any alga of the division Chrysophyta with its chlorophyll masked by yellow pigment
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diatom
microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica
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confervoid algae
algae resembling confervae especially in having branching filaments
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brown algae
algae having the chlorophyll masked by brown and yellow pigments
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euglena
minute single-celled green freshwater organism having a single flagella; often classed as algae
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euglenid, euglenoid, euglenophyte
marine and freshwater green or colorless flagellate organism
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chlorophyte, green algae
algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water
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chlorella
any alga of the genus Chlorella
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red algae
marine algae in which the chlorophyll is masked by a red or purplish pigment; source of agar and carrageenan
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flagellate, flagellate protozoan, flagellated protozoan, mastigophoran, mastigophore
a usually nonphotosynthetic free-living protozoan with whiplike appendages; some are pathogens of humans and other animals
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plantlike flagellate
unicellular organisms having many characteristics of typical algae
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cryptomonad, cryptophyte
common in fresh and salt water appearing along the shore as algal blooms
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sporozoan
parasitic spore-forming protozoan
