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? asked in Science & MathematicsBiology · 7 years ago

which of the following support the idea that local environments on earth have changed dramatically over time?

A.the discovery of fossilized shells in sedimentary rocks high in the rocky mountains.

B.the discovery of antibiotics resistant to bacterium

C.the discovery of the geological time scale and radiometric dating

D. the discovery of genetic homology between fruit flies and humans.

E the discovery of natural selection

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  • JazSinc
    Lv 7
    7 years ago

    A.the discovery of fossilized shells in sedimentary rocks high in the rocky mountains.

    Yup, I'd say, mountains being where shallow seas used to be is a dramatic change to a local environment.

  • ?
    7 years ago

    C.the discovery of the geological time scale and radiometric dating

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