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Cadmium affects primary root growth in Arabidopsis thaliana. (A) Representative seedling growth of Arabidopsis germinated on ½ MS medium for 5 days and then transferred to ½ MS (control) and 100 μM CdCl2 for 24, 48, and 72 h. Note that the root hair clusters shift to root apex. Bar = 0.5 cm. (B) Net growth of primary root upon cadmium stress.
