Speed dating, rejection, and finding the perfect mate: advice from flowering plants.

Abstract

Angiosperm pollen tubes extend through pistil tissue to deliver a pair of immotile sperm cells to female gametes for double fertilization. The extended journey of the pollen tube requires extensive cell:cell interactions that guide the pollen tube to its destination and instruct it to stop growing and burst. Once sperm cells are released the molecular… (More)
DOI: 10.1016/j.pbi.2013.08.005

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