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Definition
| Population explosion of tiny aquatic producers such as dinoflagellates. |
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Term
| alternation of generations |
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Definition
| Of land plants and some algae, a life cycle in which both haploid and diploid multicelled bodies form. |
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Definition
| Member of a protist lineage having small sacs beneath the plasma membrane; dinoflagellate, ciliate, or apicomplexan. |
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Definition
| Single–celled protist that extends pseudopods to move and to capture prey. |
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Definition
| Shape–shifting heterotrophic protist with no pellicle or cell wall; an amoeba or slime mold. |
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Definition
| Single–celled protist that lives as a parasite inside animal cells. |
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Definition
| Multicelled marine protist with a brown accessory pigment in its chloroplasts. |
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Definition
| Amoeba–like protist that feeds as a single predatory cell; joins with others to form a multicellular spore–bearing structure when conditions are unfavorable. |
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Definition
| Single–celled, heterotrophic protist with many cilia. |
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Term
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Definition
| In freshwater protists, an organelle that collects and expels excess water. |
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Definition
| Single–celled photosynthetic protist with brown accessory pigments in its choroplasts and a two–part silica shell. |
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Term
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Definition
| Single–celled, aquatic protist with cellulose plates and two flagella; may be heterotrophic or photosynthetic. |
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Definition
| Flagellated protozoan with multiple mitochondria; may be heterophic or have chloroplasts decended from algae. |
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Term
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Definition
| Protist belonging to an entirely or mostly heterotrophic lineage with no cell wall and one or more flagella. |
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Term
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Definition
| Heterotrophic single–celled protist with a porous calcium carbonate shell and long cytoplasmic extensions. |
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Term
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Definition
| A haploid, multicelled body that produces gametes in the life cycle of land plants and some protists. |
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Term
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Definition
| Photosynthetic protist that deposits cellulose in its cell wall, stores sugars as starch, and has chloroplasts containing chlorophylls a and b. |
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Term
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Definition
| Layer of proteins that gives shape to many unwalled, singl–celled protists. |
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Term
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Definition
| Community of tiny drifting or swimming organisms. |
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Term
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Definition
| Protist that feeds as a multinucleated mass; forms a spore–bearing structure when enviromental conditions become unfavorable. |
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Term
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Definition
| General term for a eukaryote that is not a fungus, animal, or plant. |
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Term
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Definition
| Heterotrophic single–celled protist with a porous silica shell and long cytoplasmic extensions. |
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Term
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Definition
| Photosynthetic protist that deposits cellulose in its cell wall, stores sugars as starch, and has chloroplasts containing chlorophyll a and red pigments (phycobilins). |
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Term
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Definition
| Diploid, spore–producing body in the life cycle of land plants and some algae. |
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Term
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Definition
| Chemical that is made by one organism and harms another. |
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Term
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Definition
| Parasitic flagellate with a single mitochondrion and a membrane–encased flagellum. |
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Term
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Definition
| Heterotrophic protist that grows as nutrient–absorbing filaments. |
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