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Chemistry, 24.09.2019 11:30 marrizza7

Which statement best describes an index fossil?
a. a fossil that can be used to establish the absolute age of a rock layer
b. a fossil which is formed in a soft sediment by the movement of an animal
c. a fossil of an insect captured in amber
d. a fossil of an animal captured in ice

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Which statement best describes an index fossil?
a. a fossil that can be used to establish the...
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