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23 Cards in this Set
- Front
- Back
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Pseudopod |
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-bound "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 a different species where one is benefited 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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Thallus
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The body of a plant-like organism that is not divided into leaves, roots, or stems
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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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