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8 Cards in this Set

  • Front
  • Back
The geographic distribution of living things.
The process by which species of living things undergo modification in successive generations, with such modification sometimes resulting in the formation of new, separate species.
common descent with modification
A process in which the differential adaptation of organisms to their environment selects those traits that will be passed on with greater frequency from one generation to the next.
natural selection
The unified evolutionary theory that resulted from the convergence of several lines of biological research between 1937 and 1950.
modern synthesis
A technique for determining the age of objects by measuring the decay of the radioactive elements within them. The age of fossils can be determined with this technique.
radiometric dating
The physical form of an organism.
The study of how animals develop from fertilization to birth.
In anatomy, having the same structure owing to inheritance from a common ancestor. Forelimb structures in whales, bats, cats, and gorillas are homologous.