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Identification of the eta3 Mutant.
(A) tir1-1 and eta3 tir1-1 seedlings were grown on unsupplemented nutrient medium for 4 days and then transferred to medium containing 0.25 μM 2,4-D and grown for an additional 4 days. Asterisks indicate the position of the root tip at the time of transfer.
(B) tir1-1 and eta3 tir1-1 adult plants. Bars = 5 cm.
