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10 Cards in this Set

  • Front
  • Back
Adaptaion
An inhereted trait that increases an organism's chances of survival in a particular environmemt.
Adaptive Radiation
An evolutionary pattern in which many species evolve from a single ancestral species.
Cast
A type of fossil formed when sediments fill in the cavity left by a decomposed organism.
Coevolution
A joint change of interacting species.
Convergent Evolution
The process by which unrelated species become more similar as they adapt to the same kind of environment.
Divergent Evolution
The process of two or more related species becoming more and more dissimilar.
Evolution
The theory that species change over time.
Half-Life
The period of time in which half of a radioactive substance decays.
Homologous Structures
Structures that are embryologically similar.
Imprint
A type of fossil in which a thin film of carbon remains after the organism has decayed.