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Sensitivity of wild-type and atrad51C−/− plants to γ-irradiation. In these experiments, 3-d-old seedlings of wild-type and mutant plants were either left untreated (as 0 Gy) or irradiated with a dose of 100 Gy or 200 Gy. The photographs were taken at 12 d after irradiation. Top of each section, wild-type plants; bottom of each section, atrad51C plants.
