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Evolution
Flash Cards about Evolution
8
Biology
9th Grade
01/26/2014

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Term
Gene Flow
Definition
 the transfer of alleles or genes from one population to another
Term
Genetic Drift
Definition
 the statistical drift over time of gene frequencies in a population due to random sampling effects in the formation of successive generations.
Term
Overproduction of Offspring
Definition
the ability of a species to produce far more offspring than can possibly survive. "Survival of the Fittest"
Term
Genetic Variation
Definition
variation in alleles of genes
Term
Theory
Definition
system of ideas intended to explain something
Term
Origin of Species
Definition
book written by Charles Darwin based on the first ideas of evolution
Term
Bottleneck Effect
Definition
the genetic drift resulting from the reduction of a population, typically by a natural disaster, to such an extent that the surviving population is no longer genetically representative of the original population.
Term
Mutation
Definition
 a change in a DNA sequence
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