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20 Cards in this Set
- Front
- Back
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Abiotic
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Non-living aspects of the environment
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Abscisic Acid
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A plant growth hormone that has a variety of effects
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Adaptation
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An inherited feature resulting from natural selection that makes an organism better fitted to a particular environment
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Actogram
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A graph of an animal;s activity, info may be plotted twice on the same graph to show patterns more clearly
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Aggressive Behaviour
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Behaviour of an animal where it threatens to harm or kill another animal that it is competing with
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Agonistic Behaviour
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Intra-specific behaviour (attack & escape) that is often reitualised to resolve conflict over resources or mates
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Alellopathy
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When an organism releases a biomolecules that influence the survival of surrounding organisms (plants)
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Ammensalism
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1 species harmed/destroyed ; other species unaffected
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Antibiosis
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Ammensalism, where the harmed species is damaged/killed by a chemical secretion of the other organism
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Auxin
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Plant hormone regulating growth by effecting cell elongations
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Biologivcal clock
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internal timing system which continues without external cues, and controls timing of activity for the organism
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Biotiv factors
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Aspects of environment that are living
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Circadian Rhythm
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A cyclical rhythm of approximately 24 hours under constant enviro. conditions
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Circatidal rhythm
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A cyclical variation of approximately 12.4 hours under constant enviro. conditions
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Circalunar rhythm
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a cyclical variation of approximately 29 days
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Commensalism
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1 species benefitted; other species unaffected
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Competition
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Occurs when organisms living in the same location require the same resources and have to compete for them (intra or inter)
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Cooperative behaviour
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Members of a species coordiante activities for mutual benefit
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Courtship
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Behaviour preceding and accompanying sexual act that leads to conception of offspring
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Crepuscular
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Active at dusk and dawn
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