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Fig. 2 | BMC Plant Biology

Fig. 2

From: Exogenous auxin regulates multi-metabolic network and embryo development, controlling seed secondary dormancy and germination in Nicotiana tabacum L.

Fig. 2

An electron micrograph showing (a) seed secondary dormancy, vacuole of the seeds not fully expanded, and many follicles bubble were found in cells of the seeds that treated with IAA (1000 mg · L−1) 24 h, (b) seed germinating, vacuole of seeds treated with ddH2O 24 h and vacuole of which completely expanded

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