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APSC
Chapter 3 vocab
Term | Definition |
---|---|
Adaptation | sum of the changes an animal makes in response to environmental stimuli |
Symbiotic relationship | organisms live together in a mutually beneficial relationship |
Stress | a state of physical, emotional, or chemical strain or tension on the body |
Pathogen | any living disease-producing agent |
Toxin | one of several poisonous compounds produced by some microorganisms, plants, and animals |
Parasite | an organism that lives at the expense of a organism; generally must live on or in the host |
Transhumance | the practice of moving animals seasonally from a permanent base to more abundant feed and water and then returning to the permanent base as season changes |
Nomadism | practice of people without a permanent home base moving from place to place |
Grade up | in animal species, the process of improving a stock of animals for some productive function by consecutive matings with animals considered genetically superior |
Desertification | degradation or destruction of the biological potential of land, leading to desert-like conditions |
Animal rights movement | political and social movement that concerns itself with philosophy, sociology, and public policy as each deals with the standing of animals in relation to human society |
Kosher | food is considered ritually fit for use as sanctioned by Jewish religious law |
Taboo | prohibition imposed by social custom against some action or object |
Market economy | economies in which prices are freely determined by the laws of supply and demand |
Centrally planned economy | an economy under government control; prices, labor, and other economic inputs are controlled and not allowed to fluctuate in accordance with supply and demand |
Transition economy | an economy once centrally planned that is changing to a market economy |
Literacy | the ability to read and write |