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pentagon [3]
3 years ago
8

What do scientist use to study pre-Cambrian time?

Biology
2 answers:
julia-pushkina [17]3 years ago
8 0

Answer:

Rocks.

Explanation:

Scientists study rocks from the Precambrian period because isn't really a significant fossil record from the Precambrian.

barxatty [35]3 years ago
7 0
They study rocks for sure
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