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22 Cards in this Set
- Front
- Back
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pseudopod
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a temporary, foot-like extension of a cell, used for locomotion or engulfing food
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nucleus
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the region of a eukaryotic cell that contains the cell's main DNA
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vacuole
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a membrane-bounded "sac" within a cell
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ectoplasm
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the thin, watery cytoplasm near the plasma membrane of some cells
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endoplasm
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the dense cytoplasm found in the interior of many cells
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flagellate
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a protozoan that propels itself with a flagellum
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pellicle
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a firm, flexible coating outside the plasma membrane
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chloroplast
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an organelle containing chlorophyll for photosynthesis
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chlorophyll
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a pigment necessary for photosynthesis
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eyespot
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a light-sensitive region in certain protozoa
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symbiosis
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a close relationship between two or more species where at least one benefits
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mutualism
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a relationship between two or more organisms of different species where all benefit from the association
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commensalism
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a relationship between two organisms of different species where one benefits and the other is neither harmed nor benefited
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parasitism
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a relationship between two organisms of different species where one benefits and the other is harmed
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cilia
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hairlike projections that extend from the plasma membrane and are used for locomotion
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spore
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a reproductive cell with a hard, protective coating
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plankton
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tiny organisms that float in the water
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zooplankton
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tiny floating organisms that are either small animals or protozoa
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phytoplankton
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tiny floating photosynthetic organisms, primarily algae
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cellulose
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a substance (made of sugars) that is common in the cell walls of many organisms
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holdfast
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a special structure used by an organism to anchor itself
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sessile colony
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a colony that uses holdfasts to anchor itself to an object
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