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Dmitrij [34]
3 years ago
7

How do index fossils help scientists?

Biology
2 answers:
fgiga [73]3 years ago
8 0

Answer:

index fossils are important for index fossils because

they use them to match up rock layers in certain locations

that may be far apart!

So I think it's C

nignag [31]3 years ago
6 0

Answer:

They advance understanding of rock type at the time the organism lived.

Explanation:

 

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