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Parameter Tree:
EARTH SCIENCE > BIOSPHERE > ECOLOGICAL DYNAMICS > SPECIES/POPULATION INTERACTIONS > NATURAL SELECTION
Definition:
Selection, or natural selection, is a nonrandom reproduction of genotypes
that results in the survival of those best adapted to their environment
and elimination of those less well adapted. Selection leads to
evolutionary change.  
Reference:
Hickman, C. and L. Roberts. 1995. Animal Diversity. William C. Brown
Publishers. Dubuque, Iowa.
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