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Science vocab #8130
Term | Definition |
---|---|
protozoan | An animal-like protist. |
pseudopod | A "false foot" or temporary bulge of the cell membrane used for feeding and movement in some protozoans. |
contractile vacuole | The cell structure that collects extra water from the cytoplasm and then expels it from the cell. |
cilia | The hairlike projections on the outside of the cells that move in a wavelike manner. |
symbiosis | A close relationship between two organisms in which at least one of the organisms benefits. |
mutualism | A type of symbiosis in which both partners benefit from living together. |
spore | A tiny cell that is able to grow into a new organism. |
algae | A plantlike protist. |
pigment | A chemical that produces color. |
algal bloom | The rapid growth of a population of algae. |
red tide | An algal bloom that occurs in salt water. |
eutrophication | The buildup over time of nutrients in freshwater lakes and ponds that leads to an increase in the growth of algae. |
hypha | One of many branching, threadlike tubes that make up th body of a fungus. |
fruiting body | The reproductive hypha of a fungus. |
budding | A form of asexual reproduction of yeast in which a new yeast cell grows out of the body of a parent. |
lichen | The combination of a fungus and either an alga or an autotrophic bacterium that live together in a mutualistic relationship. |