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Wild-type and mir159ab pollen grains are indistinguishable. Scanning electron microscope (SEM) images of wild-type (A,C,E,G) and mir159ab (B,D,F) anthers, pollen grains and germinating pollen grains, respectively. (H,I) SEM images of miR159c anthers and pollen. Scale bars represent 100 (A,B,I), 20 (C-F) and 500 (G,H) μm.
