NEETBiologyEvolutionMCQ+4 / −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 to the revision of the
evolutionary periods for different groups of
organisms includes -
- AElectron spin resonance (ESR) & fossil DNA
- BStudy of carbohydrates/proteins in fossils
- CStudy of the conditions of fossilization
- DStudy of carbohydrates/proteins in rocks
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