Fig. 3. Tissue areas of rsw4 and rsw7 roots. Area per tissue for rsw4 at 19°C (white bars), rsw4 at 30°C (black bars), rsw7 at 19°C (light-gray bars) and rsw7 at 30°C (dark-gray bars) expressed as the percent increase of the area in wild type grown at 19°C. All treatments were for 8 days, with 30°C for the final 2 days. Data are means±s.e.m. of 4 roots with 4 sections per root.

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