Article
Arabidopsis hapless mutations define essential gametophytic functions.
Genetics - 1 Oct 2004
Johnson Mark A, von Besser Kiera, Zhou Qing, Smith Evadne, Aux George, Patton David, Levin Joshua Z, Preuss Daphne
Abstract excerpt
In flowering plants, the egg develops within a haploid embryo sac (female gametophyte) that is encased within the pistil. The haploid pollen grain (male gametophyte) extends a pollen tube that carries two sperm cells within its cytoplasm to the embryo sac. This feat requires rapid, precisely guided, and highly polarized growth through, between, and on the surface of the cells of the stigma, style, and ovary....
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