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(A) A selfed ear of the emp21-1 heterozygous plant. The empty pericarp kernels (emp21-1) are marked by red arrows. (B, C, E, and F) The embryo (em) and endosperm (en) of the wild type (WT) and emp21-1 at 12 days after pollination (DAP). (D, G) The mature kernels of WT and emp21-1. (B-D), WT; (E-G), emp21-1. Bar = 1 cm in (A) and 1 mm in (B-G).
