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kogti [31]
3 years ago
9

Which phrase describes organisms that formed index fossils?

Biology
2 answers:
s2008m [1.1K]3 years ago
7 0

Answer:

(A) Are extinct

Explanation:

Got it right on my test HOPE IT HELPS :)

HACTEHA [7]3 years ago
4 0

Answer:

Have hard parts

Were generally large

Lived in a narrow range of geographical area

Are extinct

Explanation:

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