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23 Cards in this Set
- Front
- Back
Organism
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Any living thing
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Cell
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Smallest unit of an organism that carries out the functions of life
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Stimulus
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Any change in an organism's surroundings that will cause an organism to react
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Response
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An organism's reaction to a stimulus
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Autotroph
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Organisms that make their own food for energy through the process of photosynthesis; for example plants
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Heterotroph
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Organisms that have to eat food for energy; for example animals
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Asexual Reproduction
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Reproduction that involves only one parent and produces offspring identical to the parent
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Sexual Reproduction
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Reproduction that involves two parents. The egg (female reproductive cell) and sperm (male reproductive cell) combine to make an offspring different from both parents
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Unicellular
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Organism made of only one cell
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Multicellular
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Organism made of many cells
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Taxonomy
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The study of how scientists classify organisms
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Kingdom
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Broadest level of the classification system; includes plants, animals, fungi, protists, and monerans
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Genus
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Contains closely related organisms; first word in an organism's scientific name
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Species
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All of the organisms of the same type which are able to breed and produce young of the same kind; second word in an organism's scientific name
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Scientific Name
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Made up of an organism's genus and species; written in italics with the genus capitalized and the species lowercase
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Dichotomous Key
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An identification key that uses a series of paired characteristics to find the name of an organism, object, or material
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Growth
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Getting larger in size
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Development
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Becoming more structurally complex
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Animal Kingdom
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Kingdom of living things with the following characteristics: multicellular, cells have a nucleus, heterotrophs, further classified into vertebrates and invertebrates
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Plant Kingdom
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Kingdom of living things with the following characteristics: multicellular, cells have a nucleus, are autotrophs that use sunlight to make their own food
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Fungi Kingdom
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Kingdom of living things with the following characteristics: mostly multicellular, cells have a nucleus, are heterotrophs that absorb nutrients from other living or dead organisms
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Protist Kingdom
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Kingdom of living things with the following characteristics: mostly unicellular, cells have a nucleus, can be autotrophs or heterotrophs, can be plant-like, fungus-like, or animal-like
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Monera Kingdom
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Kingdom of living things with the following characteristics: mostly unicellular, cells do not have a nucleus, can be autotrophs or heterotrophs, includes bacteria
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