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Ch 3 Vocab
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 protozoan. |
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 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 the 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. |