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19 Cards in this Set
- Front
- Back
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Gene
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sequence of DNA that codes for a protein and thus determines a trait; factor that is passed from parent to offspring.
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Grassland
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an area, such as a prairie, in which the natural vegetation consists largely of grasses.
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Invertebrate
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an animal without a backbone
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Kingdom
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largest and most inclusive group in Linnaean classification.
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Mammal
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type of warm-blooded animal that breast feeds their babies and usually has hair.
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Mutualism
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symbiotic relationship in which both species benefit from the relationship.
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Order
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in classification, a group of closely related families.
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Parasitism
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symbiotic relationship in which one organism lives on or inside another organism and harms it.
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Phylum
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in classification, a group of closely related classes.
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Protist
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highest scientific classification of a group of one-celled organisms.
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Rainforest
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a dense, green, moist forest with at least 160 inches of rain each year that is mostly found in the tropics.
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Reptile
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any cold-blooded creature which is characterized by having lungs, a bony skeleton, scales or horny plates on the body and a heart with a single ventricle and two atria.
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Species
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a population or group of populations whose members can interbreed and produce fertile offspring.
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Symbiosis
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relationship in which two species live close together.
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Taiga
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biome with long cold winters and a few months of warm weather; dominated by coniferous evergreens; also called boreal forest.
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Temperate forest
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Forests in the temperate (mild, not extreme) climate zones; have high levels of precipitation and humidity; made up of deciduous and evergreen coniferous trees.
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Terrestrial biome
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a group of ecosystems that share similar climates and typical organisms.
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Tundra
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a vast treeless plain characterized by permafrost, a layer of permanently frozen subsoil.
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Vertebrate
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an animal with a backbone or spinal column
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