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☆☆☆☆☆A structure with similar shape but a different use
random chance.
Fossils provide amazing evidence for the theory of evolution and the long history of life on Earth.
Vestigial structures do not harm the organism. Nature selects against only harmful traits.
It tells you when the animal that made a fossil was alive.
Radio carbon dating proves scientifically the age of a given material. If a fossil is found embedded in material that is x number of years old and a similar fossil is found x number of years older or younger then we can surmise the evolution of that species. There are thousands of examples of theoretical evolution using this method.
fossil
It allows divergence to occur
It allows populations to become genetically different.
When there is low gene flow
When there is no selective pressure
When there is a bottleneck
Mitochondria and chloroplasts have their own DNA.
