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Chapter 3 vocab

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
Created by: David55900