Dun Aengus. Dun DÃºn aengus is the most famous of several prehistoric forts on The Aran, islands Of. Co. Galway. ireland
The female gametophyteâspecifically termed a megagametophyte âis also called the embryo sac in angiosperms. The megagametophyte produces an egg cell (or several egg cells in some groups) for the purpose of fertilization.he ovary of the gynoecium produces one or more ovules and ultimately becomes the fruit wall. Ovules are attached to the placenta in the ovary through a stalk-like structure known as a funiculus (plural, funiculi). Different patterns of ovule attachment, or placentation, can be found among plant species, these include:
3) It is unisexual and distinguished in to male gametophyte and female gametophyte. 4) THE MALE GAMETOPHYTE = When the DIPLOIDpollen or microspore mother cells undergo meiosis or reduction division to produce HAPLOID pollen grains the male gametophyte begins.