A) Study of the conditions of fossilization
B) Electron spin resonance (ESR) and fossil DNA
C) Study of carbohydrates/proteins in rocks
D) Study of carbohydrates/proteins in fossils
Correct Answer: B
Solution :
According to Oparin, the atmosphere of calmative earth was reducing because its atoms were most numerous and most reactive. Free oxygen was not present in significant amount.You need to login to perform this action.
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