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salantis [7]
3 years ago
8

DNA or protein can be used as a molecule clock that tells how long it has been since two species have diverged from a common anc

estor
Biology
1 answer:
Liono4ka [1.6K]3 years ago
3 0

Answer:

DNA or protein can be used as a ''molecular clock'' that tells how long it has been since two species have diverged from a common ancestor. The fossil record is usually derived from sedimentary rocks laid down millions of years ago.

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