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Science 7

7.11B Adaptations of Species

Physiology the study of internal and external functions of living systems
Trait a characteristic pf an organism; can be genetic or acquired
Population a group of interacting individuals of the same species in the same area
Adaptation a process by which a population becomes better suited to its environment by increasing the frequencies or alleles that provide benefits or survival and reproduction
Variation the occurrence of an organism, trait, or gene in more than one form
Generation organisms that are of the same species that are at the same level of descent from a common ancestor; a parent is a member of one generation, and its offspring are members of the next generation
Natural Selection a process by which an organism with favorable traits produce more success offspring than organisms with less favorable, causing the favorable traits to becomes more common in the population
Migration movement to a geographical region where conditions are more favorable
Hibernation a slowed physiological state of an organism to survive long periods of cold temperatures pr reduced food supplies
Selective Breeding a form of artificial selection whereby deliberate breeding results in desired traits in plants or animals
Inherited Trait A characteristic that is passed from parent to offspring
Acquired Trait A trait that is not in your genes but is picked up from environmental factors
Created by: kendra.young