Another biology question..
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Another biology question..

[From: ] [author: ] [Date: 11-05-22] [Hit: ]
D. nitrogen-14-A.......
84. Researchers can date bones of early humans by comparing the amount of carbon-I4 and _ _ in the bones.

A. carbon-12
B. carbon-13
C. nitrogen-13
D. nitrogen-14

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A. Carbon-12

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A Carbon-12
1
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