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French Scientist that believed aquired characteristics affected genes


English naturalist who was famous for his work in evolution. Author of "On the Origin of Species"

Origin of Species

Book written by Darwin that promoted evolution.

Acquired Characteristics

Characteristics not passed down in genes


a unit for heredity that is passed from parent to offspring


a sudden change in an offsprings genetics which can positively or negatively affect the organism

Genetic Variation

differences in inherited traits within a species


the process by which organisms have developed and diversified over many generations

Natural Selection

The idea that organisms better adapted to their enviroment will survive to reproduce. The main process that affects evolution.


The likelihood that an organism will produce offsprings that will also survive to reproduce.

Galapagos Islands

The locations where Darwin observed the effect of natural selection on finches.

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