Cytological and transcriptome analyses reveal OsPUB73 defect affects the gene expression associated with tapetum or pollen exine abnormality in rice | BMC Plant Biology | Full Text
Pollen Sac Black and White Stock Photos & Images - Page 2 - Alamy
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Pollen and Embryo Sac
What is true of wall of pollen sac?
Pollen tube pathway to the embryo sac. Redrawn with permission from Qu... | Download Scientific Diagram