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compound other than chlorophyll that absorbs light at different wavelengths than chlorophyll
population of algae and other small, photosynthetic organisms found near the surface of the ocean and forming part of plankton
In algae, a long threadlike colony formed by many green algae; in plants, a long, thin structure that supports an anther
alternation of generations
process in which many algae switch back and forth between haploid and diploid stages of their life cycles
temporary projection of cytoplasm, or a "false foot," used by some protists for feeding or movement
the larger of a ciliate's two nuclei, contains multiple copies of most of the genes that the cell needs in its day-to-day existence
the smaller of a ciliate's two nuclei; contains a "reserve copy" of all of the cell's genes
region of the cell membrane of a ciliate where waste-containing food vacuoles fuse and are then emptied into the environment
Cavity in the cytoplasm of some protists that collects water and discharges it from the cell
form of sexual reproduction in which paramecia and some prokaryotes exchange genetic information
cellular slime mold
slime mold whose individual cells remain separated during every phase of the mold's life cycle
acellular slime mold
slime mold that passes through a stage in which its cells fuse to form large cells with many nuclei
slender reproductive structure that produces spores and is found in some funguslike protists; reproductive structure of fungus that develops from a mycelium
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