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About the Cover

Cover Figure


COVER A pollen tube (blue), 10 mm in diameter, thrusting into the embryo sac (haploid female gametophyte; orange) of the flowering plant Torenia. The pollen tube is precisely attracted to the embryo sac by two synergid cells in the sac, enabling successful fertilization. 1480 [Scanning electron microscope image: T. Higashiyama and T. Kuroiwa]

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Science. ISSN 0036-8075 (print), 1095-9203 (online)