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Evolution
Mr. Forster Homework Woodcreek
24
Biology
9th Grade
12/01/2011
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Term
Species
 Definition
a set of organisms that are the same
Term
Population
 Definition
species in a certain location
Term
Gene Pool
 Definition
set of genes an organism can inherit
Term
Allele Frequency
 Definition
# of times it shows up
Term
Adaptation
 Definition
changing to survive in environment
Term
Genetic Equilibrium
 Definition
no change in gene
Term
Geographic Isolation
 Definition
one species in only 1 location
Term
Gene Flow
 Definition
movement of alleles through population
Term
Divergence
 Definition
accumulation of differences between groups
Term
Speciation
 Definition
process by which new species are formed
Term
Gradualism
 Definition
gradual change over long periods of time
Term
Punctuated Equilibrium
 Definition
short periods of rapid change in species
Term
Natural Selection
 Definition
people that survive in environment
Term
Industrial Melanism
 Definition
darkening of population
Term
Fossils
 Definition
bones or imprints of dead organisms
Term
Embryology
 Definition
study of embryos
Term
Molecular Biology
 Definition
study of molecules
Term
Analogous Structures
 Definition
different structures
Term
Vestigial Organs/Structures
 Definition
things your body doesn't need
Term
Homologous Structures
 Definition
same structures
Term
Mutation
 Definition
change in DNA
Term
Non-Random Mating
 Definition
plan mate and child
Term
Genetic Drift
 Definition
random change in allele frequency
Term
Biogeography
 Definition
where species are located
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