Carbon isotope analysis is useful in reconstructing the general makeup of ancient plant communities because:
A) radiocarbon is produced from nitrogen in the Earth's atmosphere
B) carbon decays into several "daughter" isotopes during the half-life of radioactive carbon
C) only trees (and not grasses) use carbon isotopes
D) different families of plants follow different photosynthesis pathways
Correct Answer:
Verified
Q32: The radiocarbon dating of stone tools is:
A)
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Q38: C3 plants, notably trees, tend to have:
A)
Q39: The ratio of two isotopes of oxygen
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