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Root hair phenotypes in Arabidopsis thaliana. Root hairs in Wt Col-0 plants (A) and in the mutant p4h5 (B). Extra long root hairs in the 35S::P4H5-GFP overexpressing line in a Wt Col-0 background (C). Root hair phenotype in the putative P4H5-target ext6 mutant (D). Scale bar = 800 µm.
