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Marrrta [24]
3 years ago
11

How do index fossils help scientist

Biology
2 answers:
Katena32 [7]3 years ago
7 0
Fossils are used to determine the ages of rock layers. Index fossils are the most useful for this.
Elena-2011 [213]3 years ago
4 0

Answer: C- They aid in comparison of rock layers at distant locations.

Explanation:

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