History, 18.11.2020 21:50 ashleygervelus
How are the ages of extinct organisms determined?
A)by measuring how much the fossils’ appearance has changed
B)by studying the hardness of their fossils
C)by studying the concentration of radioactive atoms in their fossils
D)by counting the number of fossils known for a species
Answers: 2
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How are the ages of extinct organisms determined?
A)by measuring how much the fossils’ appearance h...
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