Fig. 2. Growth kinetics of rsw4 and rsw7 roots. Seedlings were transferred to 30°C (time zero on the x-axis) after 6 days at 19°C. (A,B) Elongation rate; (A) mean±s.d. of 10 seedlings or (B) mean±s.e.m. of 3-6 plates. (C) Root diameter; mean±s.d. of 10 seedlings.