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Reika [66]
3 years ago
15

Why can scientists not always divide a period into epochs

Biology
2 answers:
kozerog [31]3 years ago
6 0
<span>Too little is known about pre-Archean time, from the origin of Earth to 3.8 billion years ago, to divide that period into units.</span>
Savatey [412]3 years ago
3 0
<span>Too little is known about pre-Archean time, from the origin of Earth to 3.8 billion years ago, to divide that period into units.</span>
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