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16 Cards in this Set
- Front
- Back
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Fundemental Niche
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the largest ecological niche where an organism or species can live without competition
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Realized Niche
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the range of resources that species uses by another due to competition
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keystone species
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a species that is critical to the functioning of the ecosystem in which it lives because it affects the survival and abundence of many other species in its community
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competitive exclusion
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the exclusion of one species by another due to competiton
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commensalism
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a relationship between two organisms in which one benefits and the other is unaffected
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mutualism
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a relationship between two species in which both species benefit
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symbiosis
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a relationship in which two different live in close association with each other
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parasitism
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a relationship between two species in which one species, the parasite, benefits from the other species, the host, which is unharmed
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coevolution
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the evolution of two or more that is due to mutual influences
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predation
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an interaction between two organisms in which one organism, the predator, kills and feeds on the other organisms
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carrying capacity
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the largest population that an enviorment can support at any given time
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population
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a group of organisms of the same species that live in a specific geographical area and interbreed
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Phospholipid
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a lipid made up of aphrosphate "head" and two fatty acids "Tails"
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Layer Bilayer
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the basic structure of a biological membrane, composed of two layers of phospholipids
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Diffusion
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The movement of particles from regions of higher density to regions of lower density.
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Osmosis
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The diffusion of water or another solvent from more dilute soultion (of a solute to a more concentrarted solution (of the solute) through a membrane that is permable to solvent.
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