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1. |
Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led t |
A. | Electron spin resonance (esr) and fossil dna |
B. | Study of carbohydrates/proteins in fossils |
C. | Study of carbohydrates/proteins in rocks |
D. | Study of the conditions of fossilization |
Answer» B. Study of carbohydrates/proteins in fossils | |