Fig. 4: Calculation of the nucleobase radiolytic constant K = 0.17  ± 0.09, after exposure to D2 = 10.45 MGy of gamma radiation. | Communications Earth & Environment

Fig. 4: Calculation of the nucleobase radiolytic constant K = 0.17  ± 0.09, after exposure to D2 = 10.45 MGy of gamma radiation.

From: Fragmented deoxyribonucleic acid could be extractable from Mars’s surface rocks

Fig. 4: Calculation of the nucleobase radiolytic constant K = 0.17  ± 0.09, after exposure to D2 = 10.45 MGy of gamma radiation.

An exponential fit is applied to the triplicate measurements of microbialite and oxide iron formation samples, before and after irradiation. Despite differences in the nature, age, and environment of these sedimentary rocks, the observed DNA radiolytic decay is similar.

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