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Phenotypes of Developing Seeds in orc2/+; mea/+ Plants.
Cleared, whole-mounted seeds from siliques at the same developmental stage.
(A) The wild type.
(B) meaM phenotype with large heart-stage embryo and aggregated endosperm.
(C) Typical orc2/orc2 phenotype.
(D) meaM-like phenotype but with no large embryo; arrow points to small orc2/orc2-like embryo.
(E) orc2/orc2-like phenotype but bigger seed and more cells in embryo than ever seen in orc2/+ plants.
Bar = 10 μM.
