Biology, 04.12.2019 23:31, quintinjerome
If a sample is thought to be several million years old, which method would best to determine its absolute age?
a. c-14/c-12
b. ar-40/k-40
c. pb-206/u-238
Answers: 3
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What controls activities within a eukaryotic cell?
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Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees
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