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Effects of Cd2+ exposure on growth of roots (A) and shoots (B) of maize plants. Plants were grown for 96 h in a complete nutrient solution supplemented (●) or not (○) with 10 μm CdCl2. Plants were harvested at different times, blotted with paper towels, and weighed. Data points and error bars are means and se of two experiments run in quadruplicate (n = 8).
